{"title":"Pool Water Balancers","description":"\u003cp\u003eOur pool water balancers range brings together 68 products — cyanuric acid, hardness increaser and hot tubs among them. Prices start at £46.06, and every order is delivered free within the UK.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePopular brands:\u003c\/strong\u003e \u003ca href=\"\/collections\/brand-pool-mate\"\u003ePool Mate\u003c\/a\u003e · \u003ca href=\"\/collections\/brand-robelle\"\u003eRobelle\u003c\/a\u003e · \u003ca href=\"\/collections\/brand-spachoice\"\u003eSpaChoice\u003c\/a\u003e · \u003ca href=\"\/collections\/brand-mav-aquadoc\"\u003eMAV AquaDoc\u003c\/a\u003e · \u003ca href=\"\/collections\/brand-frog\"\u003eFROG\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRelated categories:\u003c\/strong\u003e \u003ca href=\"\/collections\/chemicals-water-testing-products\"\u003eChemicals \u0026amp; Water Testing Products\u003c\/a\u003e · \u003ca href=\"\/collections\/cleaning-tools-chemicals\"\u003eCleaning Tools \u0026amp; Chemicals\u003c\/a\u003e · \u003ca href=\"\/collections\/chlorine\"\u003ePool \u0026amp; Spa Chlorine\u003c\/a\u003e · \u003ca href=\"\/collections\/chlorine-alternatives\"\u003eChlorine-Free Pool \u0026amp; Spa Treatments\u003c\/a\u003e · \u003ca href=\"\/collections\/pool-spa-water-test-kits\"\u003ePool \u0026amp; Spa Water Test Kits\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"robelle-alkalinity-up-for-pools-20-lb-sodium-bicarbonate-fast-dissolving-for-stable-ph-low-cloudiness","title":"Robelle Alkalinity Up for Pools 20 lb — Sodium Bicarbonate, Fast-Dissolving for Stable pH \u0026 Low Cloudiness","description":"\u003cp\u003e\u003cstrong\u003eRobelle 20-Pounds Premium Alkalinity Up is a fast-dissolving sodium bicarbonate formula designed to raise and stabilize total alkalinity in swimming pools.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping total alkalinity within the proper range prevents rapid pH swings and helps your sanitizer work more predictably. Robelle Alkalinity Up is concentrated for pool use, easy to apply while the pump runs, and dissolves quickly to minimize cloudiness. Use a reliable test kit to confirm current alkalinity and follow the product dosing guidance for safe, effective adjustment based on pool volume and surface type.\u003c\/p\u003e\n\n\u003ch3\u003eHow much alkalinity does this product add to my pool?\u003c\/h3\u003e\n\n\u003cp\u003eRobelle Alkalinity Up uses sodium bicarbonate to increase total alkalinity predictably. According to the formulation, 11 ounces will raise alkalinity approximately 10 ppm in a 5,000 gallon pool, so you can scale doses by pool volume to reach target ranges.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e11 oz ≈ +10 ppm per 5,000 gallons\u003c\/li\u003e\n  \u003cli\u003eMeasure pool gallons first for accurate dosing\u003c\/li\u003e\n  \u003cli\u003eAdd product with pump running for even distribution\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the ideal alkalinity ranges for different pool surfaces?\u003c\/h3\u003e\n\n\u003cp\u003eDifferent pool finishes need different alkalinity levels to protect surfaces and equipment. Keep fiberglass pools a bit lower and vinyl-lined pools at the higher end; plaster, tile, and painted finishes sit in the middle to avoid etching, scale, or liner stress.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFiberglass pools: aim for 70–100 ppm\u003c\/li\u003e\n  \u003cli\u003ePlaster, tile, painted, exposed aggregate: 80–120 ppm\u003c\/li\u003e\n  \u003cli\u003eVinyl-lined pools: 120–140 ppm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I apply Robelle Alkalinity Up safely and effectively?\u003c\/h3\u003e\n\n\u003cp\u003eTest total alkalinity first, then calculate the dose based on pool volume and desired ppm increase. Broadcast the granules around the deep end or pour dissolved solution into the deep area while the pump is circulating; avoid adding product directly to skimmer openings or near return jets alone.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRun the circulation pump during and after application\u003c\/li\u003e\n  \u003cli\u003eFor large adjustments, add in stages and retest after circulation\u003c\/li\u003e\n  \u003cli\u003eStore product in a cool, dry place away from moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill raising alkalinity affect my pool’s pH and equipment?\u003c\/h3\u003e\n\n\u003cp\u003eRaising total alkalinity stabilizes pH, reducing pH bounce and enabling sanitizers to remain effective. Proper alkalinity also reduces the risk of scale forming on surfaces and minimizes corrosive conditions that can damage metal fittings and equipment.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSupports pH stability for easier maintenance\u003c\/li\u003e\n  \u003cli\u003eHelps prevent scaling and metal corrosion\u003c\/li\u003e\n  \u003cli\u003eReduces risk of surface etching with balanced chemistry\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this product for: Robelle 20-Pounds Premium Alkalinity Up is intended for pool owners and maintenance professionals who need a reliable, easy-to-use alkalinity increaser. It’s suitable for all common pool surfaces—fiberglass, vinyl, plaster, tile, painted finishes—and for pools of varying sizes, provided proper dosing is followed. Use it when tests show alkalinity is below recommended ranges, and incorporate regular testing into your routine to keep water chemistry balanced and equipment protected.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long until alkalinity levels stabilize after adding?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Allow at least 4–6 hours of circulation, then retest; larger adjustments may need 24 hours.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add this directly to the skimmer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Broadcast around the deep area or dissolve first; avoid pouring undiluted granules into the skimmer.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Robelle","offers":[{"title":"Default Title","offer_id":56798894457172,"sku":"B06VY3TFHG","price":117.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/robelle-front-20lb-bag.jpg?v=1786727673"},{"product_id":"spachoice-7-pound-pool-stabilizer-cyanuric-acid-conditioner-fast-dissolving-protects-chlorine-from-sunlight","title":"SpaChoice 7-Pound Pool Stabilizer — Cyanuric Acid Conditioner, Fast-Dissolving Protects Chlorine from Sunlight","description":"\u003cp\u003e\u003cstrong\u003eSpaChoice 7-Pounds Premium Pool Stabilizer and Conditioner is a cyanuric acid treatment that protects chlorine from sunlight, extending disinfectant life and helping you keep water balanced.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eMaintaining a consistent stabilizer (cyanuric acid) level is essential for outdoor pools to prevent rapid chlorine degradation from UV exposure. SpaChoice's 7-pound formulation dissolves quickly when added correctly and lets you bring new or refilled pools up to the recommended 40–100 ppm range. Use it together with regular chlorine and pH testing to preserve sanitizer strength and reduce chemical consumption over the swimming season.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly does this stabilizer work and how should I add it?\u003c\/h3\u003e\n\u003cp\u003eThe powder disperses rapidly but requires continuous recirculation to fully dissolve. For best results, add slowly into the skimmer while the pump is running, or premix in warm water and pour into the skimmer; run filtration for 24 hours to ensure complete dissolution.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdd slowly into skimmer or premixed warm water and pour into skimmer.\u003c\/li\u003e\n  \u003cli\u003eRecirculate water for at least 24 hours to dissolve completely.\u003c\/li\u003e\n  \u003cli\u003eEnsure filter is clean before treatment for even distribution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much product do I need to reach the recommended cyanuric acid range?\u003c\/h3\u003e\n\u003cp\u003eTarget a cyanuric acid level between 40 and 100 ppm for outdoor pools. Use the included chart, or these reference doses: 6 ounces of this product will raise cyanuric acid approximately 10 ppm for every 5,000 gallons, while an initial treatment recommendation for new or drained pools is 4 ounces per 1,000 gallons.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e6 oz raises 10 ppm per 5,000 gallons of water.\u003c\/li\u003e\n  \u003cli\u003eInitial fill or no-stabilizer pools: add 4 oz per 1,000 gallons.\u003c\/li\u003e\n  \u003cli\u003eAdjust gradually and retest after 24 hours of circulation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this change my chlorine or pH requirements?\u003c\/h3\u003e\n\u003cp\u003eThis stabilizer helps chlorine last longer in sunlight but does not replace chlorine or pH control. Maintain a free chlorine residual of 2.0–4.0 ppm and pH between 7.4–7.6; testing and sanitizer maintenance remain necessary to ensure safe water.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eKeep free chlorine at 2.0–4.0 ppm for routine sanitation.\u003c\/li\u003e\n  \u003cli\u003eMaintain pH at 7.4–7.6 for chlorine effectiveness and swimmer comfort.\u003c\/li\u003e\n  \u003cli\u003eStabilizer reduces chlorine loss and can cut chlorine consumption up to about 25% when levels are correct.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I avoid over-stabilizing my pool?\u003c\/h3\u003e\n\u003cp\u003eExcessively high cyanuric acid can reduce chlorine performance, so measure before adding and increase levels slowly. Use a reliable test kit, follow the included dosing chart, and only treat to the desired 40–100 ppm range; if levels get too high, partial draining or dilution may be necessary.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest cyanuric acid concentration before every major addition.\u003c\/li\u003e\n  \u003cli\u003eAdd in stages and retest after full circulation (24 hours).\u003c\/li\u003e\n  \u003cli\u003eIf cyanuric acid surpasses recommended range, dilute water or partially drain to lower it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: SpaChoice 7-Pounds Premium Pool Stabilizer and Conditioner is designed for owners of outdoor swimming pools who want to protect chlorine from UV degradation, lower routine chlorine use, and maintain stable sanitizer levels. It’s ideal for newly filled pools, seasonal pool openers, and any pool with low or no stabilizer. Use it alongside regular chlorine, pH testing, and routine filtration maintenance for reliable results.\u003c\/p\u003e\n\n\u003cp\u003eFeatures:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCyanuric acid for pools to reduce chlorine loss from sunlight\u003c\/li\u003e\n  \u003cli\u003eRecommended cyanuric acid level: 40–100 ppm\u003c\/li\u003e\n  \u003cli\u003e6 ounces raises cyanuric acid ~10 ppm per 5,000 gallons\u003c\/li\u003e\n  \u003cli\u003eCan reduce chlorine consumption up to 25% when properly used\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much SpaChoice stabilizer do I add to a new pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: For a new or refilled pool add 4 oz per 1,000 gallons and circulate 24 hours before retesting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long before stabilizer fully dissolves?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It dissolves quickly but needs at least 24 hours of continuous filtration to fully disperse.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SpaChoice","offers":[{"title":"Default Title","offer_id":56799586746708,"sku":"B0CWWDNY56","price":95.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/spachoice-front-packaging.jpg?v=1786734836"},{"product_id":"clorox-pool-spa-alkalinity-increaser-granules-16-lb-raises-stabilizes-pool-alkalinity-for-steady-ph","title":"CLOROX Pool\u0026Spa Alkalinity Increaser Granules 16 lb - Raises \u0026 Stabilizes Pool Alkalinity for Steady pH","description":"\u003cp\u003e\u003cstrong\u003eClorox Pool\u0026amp;Spa Alkalinity Increaser is a granulated treatment that raises and stabilizes total alkalinity to help keep pool pH steady.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping the total alkalinity in the right range is one of the fastest ways to prevent wild pH swings that cause irritation, cloudy water, and stress on pool surfaces and equipment. This 16 lb pack of Clorox Pool\u0026amp;Spa alkalinity increaser dissolves quickly and is formulated for use in inground and aboveground pools, saltwater systems, and pools treated with liquid chlorine. Use it as part of a regular maintenance routine to reduce the frequency of corrective treatments and maintain comfortable swimming conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this product help maintain balanced pH levels?\u003c\/h3\u003e\n\n\u003cp\u003eRaising total alkalinity with this product buffers the water against rapid pH shifts so you won’t need constant pH corrections. A stable alkalinity level keeps pH adjustments predictable and extends the effectiveness of sanitizers.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRaises total alkalinity to recommended ranges to resist pH drift\u003c\/li\u003e\n  \u003cli\u003eGranulated formula dissolves quickly for faster treatment\u003c\/li\u003e\n  \u003cli\u003eReduces the need for frequent acid or base additions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this reduce swimmer eye and skin irritation?\u003c\/h3\u003e\n\n\u003cp\u003eKeeping alkalinity in range makes pH control easier, and stable pH is closely linked to swimmer comfort. While this product does not sanitize, it supports conditions that minimize red eyes and itchy skin caused by imbalanced water chemistry.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHelps prevent pH-driven irritation of eyes and skin\u003c\/li\u003e\n  \u003cli\u003eSupports more enjoyable, comfortable swims by reducing chemical swings\u003c\/li\u003e\n  \u003cli\u003eWorks alongside regular sanitizer and shock programs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan it protect pool equipment and surfaces?\u003c\/h3\u003e\n\n\u003cp\u003eProper alkalinity helps prevent corrosive water conditions that can damage metal fittings, heaters, and pool liners. By stabilizing the water chemistry, this treatment reduces the chance of premature wear and the need for costly repairs.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHelps prevent corrosion of pumps, heaters, and metal fixtures\u003c\/li\u003e\n  \u003cli\u003eReduces scaling and surface damage caused by unstable chemistry\u003c\/li\u003e\n  \u003cli\u003ePart of a proactive maintenance plan to extend equipment life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use it and when should I add it to my pool?\u003c\/h3\u003e\n\n\u003cp\u003eTest total alkalinity first and add product according to the label to reach the target range. Broadcast the granules around the deep end with the pump running, allow time to dissolve, then retest and repeat as needed. Consult the Clorox Pool app or the package directions for exact dosages based on pool volume.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTest water before and after adding to determine dosing\u003c\/li\u003e\n  \u003cli\u003eBroadcast granules with circulation running; allow full dissolution\u003c\/li\u003e\n  \u003cli\u003eUse the Clorox Pool app for personalized dosage recommendations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Homeowners, pool service professionals, and seasonal caretakers who want a simple, effective way to stabilize alkalinity and support consistent pH control will benefit from this 16 lb Clorox Pool\u0026amp;Spa product. It’s suitable for new fills, routine maintenance, saltwater pools, and pools that use liquid chlorine, offering a straightforward option to keep water chemistry predictable and comfortable for swimmers.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much should I add to raise alkalinity?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Test total alkalinity first; follow package dosing based on pool volume or use the Clorox Pool app for exact measurements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this in saltwater pools?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the product is suitable for saltwater systems as well as pools using liquid chlorine or traditional chlorine.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CLOROX Pool\u0026Spa","offers":[{"title":"Default Title","offer_id":56799743181140,"sku":"B00PZZFBKO","price":91.72,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/clorox-poolspa-16lb-front-packaging.jpg?v=1786736954"},{"product_id":"pool-mate-ph-up-for-swimming-pools-10-lb-sodium-carbonate-powder-fast-acting-ph-raiser","title":"Pool Mate pH Up for Swimming Pools — 10 lb Sodium Carbonate Powder, Fast-Acting pH Raiser","description":"\u003cp\u003e\u003cstrong\u003ePool Mate 10-Pounds Premium pH Up is a fast-acting sodium carbonate powder designed to raise and stabilize swimming pool pH to the recommended 7.4–7.6 range.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping pool water pH in the proper range is essential for swimmer comfort, sanitizer efficiency, and protecting surfaces and equipment. Pool Mate pH Up is formulated for quick dissolution and controlled application so you can correct low pH without overshooting the target. Follow the included dosing chart and basic safety steps—pre-dissolve in a plastic pail, pour around the pool perimeter while the circulation system runs, and retest after one hour. Repeat as needed until you reach the ideal pH window.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use Pool Mate pH Up safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eTest your pool water pH first. If pH is at or below 7.2, pre-dissolve the recommended amount in a plastic bucket of water and add slowly to the pool while the pump is running. Wait an hour and retest; repeat small, measured additions until pH falls between 7.4 and 7.6.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAlways wear gloves and eye protection when handling chemicals.\u003c\/li\u003e\n  \u003cli\u003ePre-dissolve the powder in a plastic pail—never add water to the product container.\u003c\/li\u003e\n  \u003cli\u003ePour slowly around the pool edge with circulation on for even distribution.\u003c\/li\u003e\n  \u003cli\u003eRetest after 1 hour and re-dose in small increments if needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this sodium carbonate pH increaser protect my pool?\u003c\/h3\u003e\n\u003cp\u003eRaising pH from acidic levels reduces corrosive stress on metal fixtures, heaters, and pump parts and prevents etching or surface damage to plaster, tile, and liners. Proper pH also improves sanitizer stability, helping chlorine work more predictably.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNeutralizes acidic water that can damage metal and equipment.\u003c\/li\u003e\n  \u003cli\u003eHelps prevent plaster etching and tile grout deterioration.\u003c\/li\u003e\n  \u003cli\u003eSupports more efficient sanitizer performance at correct pH.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much Pool Mate pH Up should I add to my pool?\u003c\/h3\u003e\n\u003cp\u003eDosing depends on pool volume and the starting pH. Use the provided chart to determine the amount based on your pool’s gallons and how many tenths of pH you need to raise. Make additions in stages and retest to avoid overcorrecting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRefer to the included dosing chart for precise amounts per pool size.\u003c\/li\u003e\n  \u003cli\u003eAdd in increments, waiting one hour between tests.\u003c\/li\u003e\n  \u003cli\u003eSmaller, repeated doses give finer control of final pH.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill Pool Mate pH Up affect other water parameters?\u003c\/h3\u003e\n\u003cp\u003eBecause Pool Mate is sodium carbonate, it increases pH with minimal impact on total alkalinity relative to stronger alkalis; however, repeated use can raise alkalinity and hardness over time. Monitor pH, total alkalinity, and sanitizer levels after treatment to keep all parameters balanced.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrimary effect is pH increase; monitor total alkalinity too.\u003c\/li\u003e\n  \u003cli\u003eCheck chlorine after adjustment and shock if necessary.\u003c\/li\u003e\n  \u003cli\u003eRegular testing prevents secondary imbalances from developing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Pool Mate 10-Pounds Premium pH Up is ideal for homeowners, pool service professionals, and property managers who need a reliable, easy-to-apply pH increaser for backyard pools, in-ground or above-ground installations, and seasonal maintenance. It suits anyone who tests regularly and wants to protect surfaces, extend equipment life, and maintain swimmer comfort by keeping pH in the recommended 7.4–7.6 range.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add Pool Mate pH Up directly to the pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Pre-dissolve in a plastic pail and pour slowly around the pool while the circulation system is operating.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How soon can I swim after adding this product?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Wait at least one hour after application and retest pH; follow local guidelines for swim safety before re-entering the water.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Pool Mate","offers":[{"title":"Default Title","offer_id":56799977963860,"sku":"B00J7L45CW","price":75.58,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/pool-mate-front-packaging_2956f9f9-0008-4c89-9808-bc519e329175.jpg?v=1786737338"},{"product_id":"pool-mate-calcium-hardness-increaser-for-pools-16-lb-bag-fast-dissolving-granular-formula-to-prevent-etching-staining","title":"Pool Mate Calcium Hardness Increaser for Pools — 16 lb Bag, Fast-Dissolving Granular Formula to Prevent Etching \u0026 Staining","description":"\u003cp\u003e\u003cstrong\u003ePool Mate 16-Pounds Premium Calcium Hardness Increaser is a fast-dissolving granular calcium chloride formulated to raise and stabilize your pool's calcium hardness to the recommended range.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMaintaining proper calcium hardness prevents etching, staining, and corrosion on pool surfaces and equipment. This 16-pound bag supplies an easy-to-use dose of calcium chloride for routine adjustments—whether you have a vinyl, tile, plaster, fiberglass, or painted pool. Use a reliable test kit first to determine current levels, then follow the dosing guidance to bring your pool into the ideal hardness window.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I know when my pool needs calcium hardness added?\u003c\/h3\u003e\n\u003cp\u003eTest your pool water with a trusted calcium hardness kit. Levels below recommended ranges indicate the need for this product to protect surfaces and metal fixtures. Low hardness can make water aggressive, which increases wear on finishes and causes etching.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVinyl pools: target 200–300 ppm.\u003c\/li\u003e\n  \u003cli\u003eTile and exposed aggregate: target 200–400 ppm.\u003c\/li\u003e\n  \u003cli\u003eMarcite, fiberglass or painted pools: target 250–400 ppm.\u003c\/li\u003e\n  \u003cli\u003eIf your reading is below the target, plan a measured addition of Pool Mate calcium hardness increaser.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat is the correct way to add this product to my pool?\u003c\/h3\u003e\n\u003cp\u003eDissolve the recommended amount in a plastic bucket filled with pool water before adding it to the pool to ensure even distribution and reduce the risk of local staining. Add up to 2 pounds of product per 5-gallon bucket of water. While the pump is running, slowly pour the dissolved solution around the pool perimeter.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAlways pre-dissolve in a plastic bucket—never add dry granules directly to the pool.\u003c\/li\u003e\n  \u003cli\u003ePour solution slowly around the pool with the circulation system on.\u003c\/li\u003e\n  \u003cli\u003eFor a 10,000-gallon pool, do not add more than 10 pounds every two hours.\u003c\/li\u003e\n  \u003cli\u003eRetest after full circulation to confirm desired levels are reached.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much will this bag treat and how quickly does it work?\u003c\/h3\u003e\n\u003cp\u003eThe 16-pound bag contains concentrated calcium chloride that dissolves rapidly and begins adjusting hardness as soon as it is circulated. The exact ppm change depends on pool volume; the product description notes that 8 ounces raises calcium hardness by about 10 ppm in 5,000 gallons, which helps you calculate dosing for your pool size.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e8 ounces ≈ raises 10 ppm per 5,000 gallons.\u003c\/li\u003e\n  \u003cli\u003eUse dosing chart included with the product for precise amounts.\u003c\/li\u003e\n  \u003cli\u003eSmaller incremental additions help avoid overshooting target levels.\u003c\/li\u003e\n  \u003cli\u003eAllow full circulation and retest before making additional adjustments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use this in all pool types and will it harm equipment?\u003c\/h3\u003e\n\u003cp\u003ePool Mate calcium chloride is suitable for common pool surfaces when used according to directions. Properly adjusted hardness helps protect plaster, tile grout, metal fittings and liners by reducing aggressive water conditions. Avoid over-dosing and follow circulation limits to prevent localized high concentrations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe for vinyl, tile, plaster, fiberglass, and painted pools when diluted correctly.\u003c\/li\u003e\n  \u003cli\u003eHelps prevent corrosion and etching associated with low hardness.\u003c\/li\u003e\n  \u003cli\u003eDo not add dry granules directly to the pool to avoid surface damage.\u003c\/li\u003e\n  \u003cli\u003eFollow pump run-time and maximum addition rates for your pool volume.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Pool Mate 16-Pounds Premium Calcium Hardness Increaser is meant for pool owners and service professionals who regularly test water chemistry and need a dependable product to raise and stabilize calcium hardness. It's especially useful for older pools showing signs of etching or staining, new plaster jobs that require careful mineral balance, and anyone seeking to protect fixtures and finishes by maintaining recommended hardness levels.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much calcium hardness does one 16 lb bag add?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Amount added depends on pool volume; use the included chart. As a guideline, 8 ounces raises 10 ppm per 5,000 gallons.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add the granules directly to the pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Pre-dissolve in a plastic bucket of pool water and pour slowly while the pump runs to avoid surface damage.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Pool Mate","offers":[{"title":"Default Title","offer_id":56799977996628,"sku":"B00U2NOVSC","price":89.64,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/pool-mate-bag-front-label.jpg?v=1786737342"},{"product_id":"pool-mate-32-pound-pool-stabilizer-conditioner-granular-cyanuric-acid-fast-dissolving","title":"Pool Mate 32-Pound Pool Stabilizer \u0026 Conditioner — Granular Cyanuric Acid, Fast-Dissolving","description":"\u003cp\u003e\u003cstrong\u003ePool Mate 32-Pounds Premium Pool Stabilizer and Conditioner is a concentrated cyanuric acid treatment that reduces chlorine degradation from sunlight and helps maintain a stable, effective sanitizer level.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeep your pool’s chlorine working longer with this granular cyanuric acid formula designed to dissolve quickly and establish a protective buffer. Pool Mate's stabilizer helps slow chlorine loss due to UV exposure, lets you maintain the recommended cyanuric acid level of 40–100 ppm, and supports consistent disinfectant performance when paired with proper pH and residual chlorine management.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will Pool Mate dissolve and start protecting chlorine?\u003c\/h3\u003e\n\n\u003cp\u003ePool Mate disperses rapidly when added correctly, establishing cyanuric acid concentration in the water within 24 hours of continuous recirculation. For best results, ensure the filter is clean and add the product into the skimmer or premix in warm water before adding.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdd slowly into the skimmer or premix in a bucket of warm water for faster dissolution.\u003c\/li\u003e\n  \u003cli\u003eRun the pump continuously for 24 hours to fully dissolve the granules.\u003c\/li\u003e\n  \u003cli\u003eClean filter beforehand so water flow and circulation are optimal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much Pool Mate should I add to reach the right cyanuric acid level?\u003c\/h3\u003e\n\n\u003cp\u003eUse the included chart and a reliable test kit to measure current cyanuric acid levels and determine dosing. As a guideline, 6 ounces of this product raises cyanuric acid about 10 ppm per 5,000 gallons of pool water; for a newly filled pool, add 4 ounces per 1,000 gallons to target 40–100 ppm.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eNew or refilled pools: 4 oz per 1,000 gallons to establish baseline levels.\u003c\/li\u003e\n  \u003cli\u003eMaintenance adjustments: 6 oz ≈ +10 ppm per 5,000 gallons.\u003c\/li\u003e\n  \u003cli\u003eAlways test after 24 hours and adjust in small increments if needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill Pool Mate change my chlorine or pH maintenance routine?\u003c\/h3\u003e\n\n\u003cp\u003ePool Mate complements chlorine rather than replacing it. Maintain free chlorine residual at 2.0–4.0 ppm and pH at 7.4–7.6 for balanced, effective sanitation; the stabilizer helps chlorine last longer but does not eliminate regular testing and dosing.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eKeep chlorine at 2.0–4.0 ppm for routine protection.\u003c\/li\u003e\n  \u003cli\u003eMonitor pH; ideal range is 7.4–7.6 to maximize sanitizer efficiency.\u003c\/li\u003e\n  \u003cli\u003eTest cyanuric acid levels regularly and top up gradually as needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does Pool Mate impact chlorine consumption and pool clarity?\u003c\/h3\u003e\n\n\u003cp\u003eBy reducing chlorine loss from sunlight, Pool Mate can lower overall chlorine consumption and support clearer water through more stable sanitizer presence. It can reduce chlorine use by up to about 25% under normal sunlight exposure, helping keep treatment costs and dosing frequency down when used together with good circulation and filtration.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDecreases chlorine degradation caused by UV exposure.\u003c\/li\u003e\n  \u003cli\u003eCan reduce chlorine usage roughly up to 25% with proper dosing.\u003c\/li\u003e\n  \u003cli\u003eSupports consistent sanitizer action when combined with filtration and testing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this product for? Pool Mate 32-Pounds Premium Pool Stabilizer is intended for pool owners who want a practical, concentrated cyanuric acid solution to protect chlorine from rapid UV breakdown. It’s suitable for newly filled pools needing initial stabilization, seasonal top-ups to maintain 40–100 ppm cyanuric acid, and operators seeking to reduce chlorine consumption while preserving effective sanitation. Always follow label instructions, use a reliable test kit to measure cyanuric acid and chlorine levels, and maintain recommended pH and residual chlorine ranges for best results.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long after adding Pool Mate can I swim?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Wait 24 hours of continuous circulation for full dissolution; confirm chlorine and pH are within recommended ranges before swimming.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What cyanuric acid level should I aim for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Target 40–100 ppm cyanuric acid and use a test kit to adjust dosing gradually to reach that range.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Pool Mate","offers":[{"title":"Default Title","offer_id":56801370243412,"sku":"B0CWVQKMWQ","price":227.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/pool-mate-front-packaging_063bad14-55a1-494f-966d-d67e72e50bc9.jpg?v=1786740895"},{"product_id":"my-garden-pool-calcium-booster-3-lb-bundle-3-1-lb-with-20-test-strips-scum-sponge-protects-surfaces-reduces-foam","title":"My Garden Pool Calcium Booster 3 lb Bundle (3×1 lb) with 20 Test Strips \u0026 Scum Sponge — Protects Surfaces, Reduces Foam","description":"\u003cp\u003e\u003cstrong\u003eLeisure Time Calcium Booster 3 lb bundle raises and stabilizes spa and pool calcium hardness to protect surfaces and equipment while keeping water clear.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis all-in-one kit from My Garden Pool brings three 1-pound packets of Leisure Time Calcium Booster together with 20 easy-to-read test strips and a reusable Scum Sponge Flower to simplify regular maintenance. The bundle is built for owners of hot tubs, spas, and small pools who want to avoid corrosion, reduce foaming, and maintain balanced water chemistry with straightforward steps and tools. The components are compatible with standard residential spa care routines and emphasize convenience—pour, circulate, and test.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this calcium booster protect my spa and equipment?\u003c\/h3\u003e\n\u003cp\u003eMaintaining proper calcium hardness prevents water that is too soft from becoming corrosive to metal fittings, heaters, and acrylic surfaces. Adding the booster increases dissolved calcium levels to a safer range so parts last longer and surfaces avoid etching.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContains calcium chloride to increase hardness without upsetting pH when used correctly.\u003c\/li\u003e\n  \u003cli\u003eSmall, measured 1 lb packets make dosing predictable and repeatable.\u003c\/li\u003e\n  \u003cli\u003eReduces the risk of scale formation from sudden swings when added gradually.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan this bundle help with foaming and oily scum?\u003c\/h3\u003e\n\u003cp\u003eYes—balanced calcium levels reduce surfactant-related foaming, and the included Scum Sponge Flower absorbs oils that cause surface scum. Using both together targets the causes of cloudiness and foam for a clearer soak.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eScum Sponge Flower soaks up lotions, oils, and residues to reduce foam and floating scum.\u003c\/li\u003e\n  \u003cli\u003eCalcium stabilization reduces the chemical imbalances that exacerbate foaming.\u003c\/li\u003e\n  \u003cli\u003eReusable sponge can be rinsed and reused to extend value and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use the test strips and dosing correctly?\u003c\/h3\u003e\n\u003cp\u003eThe 20 My Garden Pool test strips give quick readings for key factors so you can dose the calcium booster with confidence. Test first, add one packet as recommended, circulate the water, then retest after the water has mixed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDip a strip and wait the indicated time for results covering hardness and other essentials.\u003c\/li\u003e\n  \u003cli\u003eAdd one 1 lb packet per manufacturer guidance based on your pool or spa volume and test result.\u003c\/li\u003e\n  \u003cli\u003eRun jets for several minutes to distribute the product and retest to confirm target levels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes this bundle a good value for routine spa care?\u003c\/h3\u003e\n\u003cp\u003eThe combination of three small booster packets, a 20-count strip pack, and an oil-absorbing sponge covers multiple maintenance tasks at a lower cost than buying each separately. It's sized for periodic upkeep and helps avoid costly repairs born from imbalanced water.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThree 1 lb packets let you treat multiple dosing events without storing a large container.\u003c\/li\u003e\n  \u003cli\u003eTest strips ensure you only add what’s needed, avoiding waste and overcorrection.\u003c\/li\u003e\n  \u003cli\u003eReusable sponge extends usefulness and reduces disposable waste.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This My Garden Pool bundle suits hot tub and small pool owners who perform routine maintenance themselves and prefer compact, easy-to-dose products. It's ideal for those wanting to prevent corrosion, reduce foaming, and maintain water clarity without professional service—especially weekend DIYers, seasonal pool users, rental property managers, and homeowners with limited storage space. Follow label directions and local water-care guidelines for safe, effective use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much calcium hardness does one 1 lb packet add?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Dosing depends on your spa volume; test first. Follow label directions and retest after circulation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I reuse the Scum Sponge Flower more than once?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, rinse the sponge under water to remove oils and debris; allow to dry before reusing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"My Garden Pool","offers":[{"title":"Default Title","offer_id":56805285921108,"sku":"B0D6T71GNN","price":75.43,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/my-garden-pool-front-packaging-bundle.jpg?v=1786801269"},{"product_id":"robelle-calcium-up-para-piscinas-25-lb-cloruro-de-calcio-granular-eleva-dureza-de-calcio-y-protege-superficies","title":"Robelle Pool Calcium Up – 25 lb Granular Calcium Chloride to Raise Hardness, Fast-Dissolving","description":"\u003cp\u003e\u003cstrong\u003eRobelle 25-Pounds Premium Pool Calcium Up is a dry calcium chloride formula designed to bring your pool's calcium hardness into the ideal 200–400 ppm range for most pool surfaces.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping calcium hardness within the recommended range helps protect pool surfaces and equipment from corrosion, etching, or staining caused by water that is too soft. This granular product dissolves in water and is added to the pool while the circulation system runs; follow testing and dosing instructions carefully to avoid overcorrection. Use a reliable calcium hardness test kit before and after treatment to confirm levels and adjust dosing as needed.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I determine the right amount of Robelle Calcium Up to add?\u003c\/h3\u003e\n\u003cp\u003eStart by testing your pool water with a trusted calcium hardness test kit to find the current ppm. Compare the reading to the recommended range for your pool surface (vinyl, tile, fiberglass, etc.), then consult the included dosing chart to calculate how much product you need.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest water first and record current calcium hardness (ppm).\u003c\/li\u003e\n  \u003cli\u003eUse the dosing chart that comes with the product to find pounds required.\u003c\/li\u003e\n  \u003cli\u003eDo not add more than 10 pounds to a 10,000-gallon pool within any two-hour period.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat is the correct way to dissolve and add this granular calcium chloride?\u003c\/h3\u003e\n\u003cp\u003eAlways pre-dissolve the granules in a plastic bucket filled with pool water — avoid metal containers. Mix up to 2 pounds of product per 5-gallon bucket of water, stir until dissolved, then slowly pour the solution evenly around the pool perimeter while the pump is running.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse a plastic bucket filled with pool water for dissolution.\u003c\/li\u003e\n  \u003cli\u003eLimit concentration to about 2 lb per 5-gallon bucket.\u003c\/li\u003e\n  \u003cli\u003ePour slowly around the pool with circulation on to disperse evenly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill using Robelle Calcium Up affect other pool chemistry levels?\u003c\/h3\u003e\n\u003cp\u003eRaising calcium hardness primarily affects total hardness, but altering one parameter can influence overall water balance. After dosing, re-test pH, total alkalinity, and stabilizer to ensure the pool remains balanced and make small adjustments as necessary.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRe-test calcium hardness after treatment to confirm target ppm.\u003c\/li\u003e\n  \u003cli\u003eCheck pH and total alkalinity and adjust if they shift.\u003c\/li\u003e\n  \u003cli\u003eMaintain regular testing to prevent corrosion or scaling issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this product for? Robelle 25-Pounds Premium Pool Calcium Up is intended for pool owners, service technicians, and maintenance teams who need to raise calcium hardness to protect vinyl, tile, marcite, fiberglass, or painted pool surfaces. It’s best for those who routinely test water chemistry and follow manufacturer dosing limits. If you have a small or very large pool, consult the dosing chart and add the product gradually while monitoring water parameters to avoid overshooting the target range.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Robelle raises calcium in my pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Eight ounces raises calcium hardness about 10 ppm in 5,000 gallons; use the included chart for exact dosing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add Robelle directly to the pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — dissolve in a plastic bucket with pool water first and pour slowly around the pool while circulating.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Robelle","offers":[{"title":"Default Title","offer_id":56818052596052,"sku":"B07B81QNWS","price":121.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/robelle-frente-paquete.jpg?v=1786959541"},{"product_id":"pool-mate-alcalinidad-increaser-para-piscinas-20-lb-bicarbonato-de-sodio-estabiliza-ph-y-protege-equipos","title":"Pool Mate Alkalinity Increaser for Pools — 20 lb Granules, Fast‑Dissolving Sodium Bicarbonate","description":"\u003cp\u003e\u003cstrong\u003ePool Mate 20-Pound Premium Alkalinity Increaser is a sodium bicarbonate formula designed to raise total alkalinity, stabilize pool pH, and protect your pool surfaces and equipment.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping total alkalinity in the correct range is one of the easiest ways to reduce pH swings, prolong the life of metal and plaster, and help your sanitizer work more consistently. Pool Mate’s granulated alkalinity increaser dissolves quickly, is simple to broadcast into circulating water, and comes with guidance to calculate dosing for common pool sizes. Test your water with a reliable kit before and after treatment to confirm results and avoid overcorrection.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will this increase my pool’s alkalinity?\u003c\/h3\u003e\n\u003cp\u003eBecause the active ingredient is pure sodium bicarbonate, Pool Mate dissolves rapidly when added to water under circulation. You should see measurable alkalinity changes after the pump has run for a few hours, with full dispersion usually within 24 hours.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDissolves rapidly when poured around the deep end with pump running.\u003c\/li\u003e\n  \u003cli\u003eAllow several hours of circulation for even distribution.\u003c\/li\u003e\n  \u003cli\u003eRetest alkalinity after 24 hours to verify target levels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat alkalinity range should I aim for and how much product do I need?\u003c\/h3\u003e\n\u003cp\u003eTarget alkalinity depends on your pool surface type: fiberglass, plaster, tile, or vinyl each have slightly different recommendations. Use this as a starting guide and adjust based on your test results.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFiberglass pools: 70–100 ppm.\u003c\/li\u003e\n  \u003cli\u003eMarcite, painted, tile, exposed aggregate: 80–120 ppm.\u003c\/li\u003e\n  \u003cli\u003eVinyl pools: 120–140 ppm.\u003c\/li\u003e\n  \u003cli\u003eApproximate dosing: 11 ounces will raise alkalinity ~10 ppm in 5,000 gallons.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I add it to my pool safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eAdd Pool Mate granules directly to the pool while the pump is running and avoid pouring large amounts on a single spot to prevent concentrated deposits. It’s best to broadcast the product around the perimeter of the deep end for faster mixing, and always retest after circulation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRun pump during and after application for even mixing.\u003c\/li\u003e\n  \u003cli\u003eBroadcast granules around the deep end—not all in one place.\u003c\/li\u003e\n  \u003cli\u003eWear gloves and avoid breathing dust during handling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat benefits will I see beyond raised alkalinity?\u003c\/h3\u003e\n\u003cp\u003eMaintaining proper total alkalinity reduces pH bounce, helps your sanitizer perform consistently, and lowers risks of scale, metal corrosion, and surface etching. Consistent alkalinity also makes routine chemical balancing easier.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStabilizes pH so you adjust less often.\u003c\/li\u003e\n  \u003cli\u003eHelps prevent scale buildup and metal staining.\u003c\/li\u003e\n  \u003cli\u003eProtects plaster and finishes from etching caused by low alkalinity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Pool Mate 20-Pound Premium Alkalinity Increaser is made for residential and light-commercial pool owners who test water regularly and want a straightforward, cost-effective way to control total alkalinity. It’s ideal for anyone troubleshooting frequent pH swings, protecting pool finishes and equipment, or prepping water chemistry for seasonal maintenance. If you have a large pool or variable chemistry, pair it with routine water testing and follow calculated dosing to reach and maintain the recommended alkalinity range for your surface type.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much will one 20 lb bag raise alkalinity?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Approximately 11 ounces raises alkalinity 10 ppm per 5,000 gallons; total change depends on your pool volume.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this with other pool chemicals immediately?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Run the pump and wait several hours after application before adding other chemicals; always retest before next treatment.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Pool Mate","offers":[{"title":"Default Title","offer_id":56818563481940,"sku":"B01N3B1GUL","price":116.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/pool-mate-frontal-envase.jpg?v=1786960616"},{"product_id":"spaguard-increaser-dureza-de-calcio-para-spa-12-oz-paquete-de-6-sobres-granulares-dosificacion-precisa","title":"SpaGuard Spa Calcium Hardness Increaser 12 oz 6-Pack — Granular Calcium Chloride, Raises Hardness Quickly","description":"\u003cp\u003e\u003cstrong\u003eSpaGuard Calcium Hardness Increaser (12 oz) raises spa calcium hardness quickly and reliably to protect equipment and surfaces.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping the right calcium hardness in your hot tub prevents corrosion of metal parts and etching of plaster surfaces. SpaGuard’s granular calcium chloride formula is designed for spa owners who want a simple, doseable solution: 1 tablespoon per 100 gallons raises calcium hardness about 25 ppm. Sold here as a convenient six-pack of 12 oz containers, this product works alongside common sanitizers like chlorine and bromine and integrates into normal spa maintenance routines.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use this product safely and effectively?\u003c\/h3\u003e\n\n\u003cp\u003eMeasure your pool or spa volume and test calcium hardness before adding any chemicals. Apply the recommended amount directly to the water, do not pre-dissolve, and run the circulation system for at least 30 minutes to distribute the granules.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTest calcium hardness with an accurate kit prior to dosing.\u003c\/li\u003e\n  \u003cli\u003eAdd 1 tablespoon per 100 gallons to raise hardness roughly 25 ppm.\u003c\/li\u003e\n  \u003cli\u003eDo not pre-dissolve; sprinkle granules across the water surface and brush away any that cling to the shell.\u003c\/li\u003e\n  \u003cli\u003eRun the circulation pump for 30 minutes after application for full dissolution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy raise calcium hardness in a hot tub?\u003c\/h3\u003e\n\n\u003cp\u003eWater with very low calcium hardness is aggressive and can corrode heaters, jets, and plumbing, and may etch plaster or shell surfaces. Raising hardness stabilizes the water chemistry so equipment and surfaces last longer and perform better.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePrevents metallic corrosion of heating elements and fittings.\u003c\/li\u003e\n  \u003cli\u003eReduces risk of surface etching or pitting in plaster and shell finishes.\u003c\/li\u003e\n  \u003cli\u003eHelps maintain stable water chemistry between routine treatments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much will one 12 oz container treat, and how often should I check levels?\u003c\/h3\u003e\n\n\u003cp\u003eEach 12 oz container contains concentrated granular calcium chloride; dosing depends on your spa’s volume and current hardness level. Check calcium hardness after any major water top-off or refill and incorporate it into your monthly water-balance checks.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e1 tbsp per 100 gallons increases hardness by about 25 ppm.\u003c\/li\u003e\n  \u003cli\u003eRe-check hardness after treatment and during monthly maintenance.\u003c\/li\u003e\n  \u003cli\u003eKeep product on hand for periodic adjustments after draining or heavy dilution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product work with my sanitizer system?\u003c\/h3\u003e\n\n\u003cp\u003eSpaGuard Calcium Hardness Increaser is compatible with common sanitizers including chlorine, bromine, ozone, and biguanide systems. It is formulated to integrate without interfering with standard spa disinfectants when used according to instructions.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSafe to use alongside chlorine and bromine sanitizers.\u003c\/li\u003e\n  \u003cli\u003eCompatible with ozone and biguanide treatments.\u003c\/li\u003e\n  \u003cli\u003eAlways follow label directions and re-test water after dosing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: SpaGuard Calcium Hardness Increaser is for spa owners and service professionals who need a straightforward, granular solution to correct low calcium hardness. It’s well suited for those maintaining hot tubs, small plunge pools, or spa systems who want to protect pumps, heaters, jets, and surfaces from corrosive, low-hardness water. Buy a six-pack to keep spare containers available for routine adjustments, seasonal water changes, or when topping off your spa.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much does one tablespoon raise calcium hardness?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: One tablespoon per 100 gallons raises calcium hardness by about 25 ppm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need to pre-dissolve the granules?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — add granules directly to the spa and run the circulation for 30 minutes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SpaGuard","offers":[{"title":"Default Title","offer_id":56818632786260,"sku":"B01MQDE95U","price":97.94,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/spaguard-frente-del-empaque.jpg?v=1786960751"},{"product_id":"robelle-cyanuric-acid-pool-stabilizer-12-lb-chlorine-conditioner-uv-protection","title":"Robelle Cyanuric Acid Pool Stabilizer 12 lb — Chlorine Conditioner, UV Protection","description":"\u003cp\u003e\u003cstrong\u003eRobelle 12-Pounds Premium Chlorine Stabilizer and Conditioner is a cyanuric acid pool treatment that slows chlorine breakdown from sunlight and helps maintain effective sanitizer levels.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis concentrated 12-pound conditioner is formulated to raise and hold cyanuric acid (stabilizer) in outdoor pools, extending the active life of dissolved chlorine. It dissolves quickly when added correctly, lets you fine-tune stabilizer levels using a test kit, and pairs with routine chlorine and pH maintenance to keep water balanced. Follow label directions and recirculate water after application for complete dissolution.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I dose Robelle to reach the recommended 40–100 ppm range?\u003c\/h3\u003e\n\n\u003cp\u003eStart by testing your pool water with a reliable cyanuric acid test kit to determine the current ppm. If your pool is unconditioned or newly refilled, add 4 oz per 1,000 gallons as an initial dose and re-test after full circulation. Use the included chart or the product guideline that 6 ounces raises cyanuric acid by about 10 ppm per 5,000 gallons to calculate adjustments.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eInitial fill or no stabilizer: add 4 oz per 1,000 gallons.\u003c\/li\u003e\n  \u003cli\u003eMaintenance adjustments: 6 oz increases CYA ≈10 ppm per 5,000 gallons.\u003c\/li\u003e\n  \u003cli\u003eAim for a final CYA between 40–100 ppm, depending on pool type and local sunlight.\u003c\/li\u003e\n  \u003cli\u003eRe-test after 24 hours of continuous circulation for accuracy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhere and how should I add the stabilizer for best dissolution?\u003c\/h3\u003e\n\n\u003cp\u003eFor fastest, most even dissolution, add the product slowly into the skimmer while the pump is running so treated water flows into the filter and returns. As an alternative, pre-dissolve the recommended dose in a pail of warm water and pour the solution into the skimmer. Always ensure the filter is clean and keep the pump running for at least 24 hours so the crystals fully dissolve and distribute.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdd slowly into a running skimmer or pour premixed solution into the skimmer.\u003c\/li\u003e\n  \u003cli\u003eClean or backwash the filter before treatment to avoid clogging.\u003c\/li\u003e\n  \u003cli\u003eRun filtration continuously for 24 hours for full dissolution.\u003c\/li\u003e\n  \u003cli\u003eAvoid adding directly to plaster or vinyl surfaces without dilution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill using Robelle change how much chlorine I need to add?\u003c\/h3\u003e\n\n\u003cp\u003eRobelle helps protect free chlorine from UV degradation, which typically reduces the rate at which you need to add fresh chlorine. Because stabilizer preserves more of your active chlorine, many pool owners see reduced chlorine consumption, but you must still maintain a free chlorine residual of 2.0–4.0 ppm. Continue monitoring sanitizer and pH frequently and adjust chlorine dosing according to swimmer load and environmental factors.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eProtects chlorine from sunlight, reducing loss and consumption up to the product-stated amount.\u003c\/li\u003e\n  \u003cli\u003eMaintain free chlorine at 2.0–4.0 ppm for routine protection.\u003c\/li\u003e\n  \u003cli\u003eCheck levels more often during heavy use or hot, sunny periods.\u003c\/li\u003e\n  \u003cli\u003eDo not rely solely on stabilizer—use it alongside routine chlorine dosing and pH control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I balance other water chemistry when using this conditioner?\u003c\/h3\u003e\n\n\u003cp\u003eAfter adjusting cyanuric acid, verify and balance pH and chlorine since stabilizer affects chlorine persistence but not pH or total alkalinity. Aim for a pool pH of 7.4–7.6 and keep alkalinity and calcium levels within recommended ranges to protect surfaces and equipment. Regular testing and incremental adjustments prevent overcorrection and ensure steady water quality.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTarget pool pH: 7.4–7.6 for optimal chlorine efficiency.\u003c\/li\u003e\n  \u003cli\u003eMaintain free chlorine: 2.0–4.0 ppm as your working range.\u003c\/li\u003e\n  \u003cli\u003eTest cyanuric acid regularly; high CYA may require dilution by partial water replacement.\u003c\/li\u003e\n  \u003cli\u003eBalance alkalinity and calcium hardness per your pool type to avoid scaling or corrosion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Robelle 12-Pounds Premium Chlorine Stabilizer and Conditioner is suited for outdoor pool owners and service professionals who want a concentrated cyanuric acid product to extend chlorine life under sunlight. It's ideal for new fills, seasonal top-ups, and routine maintenance in vinyl, fiberglass, and concrete pools—when used as part of a regular testing and treatment program.\u003c\/p\u003e\n\n\u003cp\u003eFeatures include cyanuric acid formulation, rapid dispersion when applied correctly, a dosing rule-of-thumb (6 ounces ≈10 ppm per 5,000 gallons), and the potential to reduce chlorine consumption while improving sanitizer longevity.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Robelle should I add to a 20,000 gallon pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use the guideline: 4 oz per 1,000 gallons for initial treatment (so 80 oz). For precise CYA changes, 6 oz raises about 10 ppm per 5,000 gallons.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long before I can swim after adding the stabilizer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: You can swim once the product has fully dissolved and chlorine\/pH are back in range, typically after 24 hours of continuous filtration.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Robelle","offers":[{"title":"Default Title","offer_id":56820126581076,"sku":"B0CWVSG7PC","price":104.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/robelle-front-packaging-12lb.jpg?v=1786964376"},{"product_id":"pool-mate-pool-stabilizer-conditioner-16-lb-cyanuric-acid-concentrate-for-longer-lasting-chlorine-fast-dissolving","title":"Pool Mate Pool Stabilizer \u0026 Conditioner 16 lb — Cyanuric Acid Concentrate for Longer-Lasting Chlorine, Fast-Dissolving","description":"\u003cp\u003e\u003cstrong\u003ePool Mate 16-Pounds Premium Pool Stabilizer and Conditioner is a cyanuric acid treatment designed to reduce chlorine loss from sunlight and keep pool chlorine working longer.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhether you maintain a residential backyard pool or manage a seasonal swim facility, controlling chlorine degradation is key to consistent sanitation. Pool Mate's concentrated cyanuric acid dissolves quickly when added to recirculating water and raises stabilizer levels to the recommended 40–100 ppm range. Proper dosing helps reduce the amount of chlorine you need to maintain effective disinfectant levels, while simple application instructions make it straightforward to add to new or refilled pools.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will this stabilizer dissolve and start protecting chlorine?\u003c\/h3\u003e\n\n\u003cp\u003ePool Mate is formulated to disperse rapidly when added to a well-circulated pool. After adding the product into the skimmer or pre-dissolving in warm water, run your filtration system continuously for 24 hours so the granules fully dissolve and distribute evenly across the pool.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdd slowly to skimmer or premix in a pail of warm water to avoid settling.\u003c\/li\u003e\n  \u003cli\u003eEnsure the filter is clean before treatment to aid circulation.\u003c\/li\u003e\n  \u003cli\u003eAllow 24 hours of continuous recirculation for complete dissolution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much Pool Mate should I add to reach the right cyanuric acid level?\u003c\/h3\u003e\n\n\u003cp\u003eDosage depends on pool volume and starting cyanuric concentration. Use a reliable test kit to measure current levels, then follow the included chart to raise the stabilizer to the target 40–100 ppm. As a general guide, 6 ounces of product raises cyanuric acid by about 10 ppm per 5,000 gallons of water.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eNew or refill pools: add 4 oz per 1,000 gallons as an initial treatment.\u003c\/li\u003e\n  \u003cli\u003eMaintenance adjustments: use test kit results and the product chart for accuracy.\u003c\/li\u003e\n  \u003cli\u003eMeasure again after 24–48 hours to confirm the desired ppm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product change my chlorine or pH targets?\u003c\/h3\u003e\n\n\u003cp\u003ePool Mate is designed to stabilize chlorine, not replace it. Maintain free chlorine at 2.0–4.0 ppm and pH near 7.4–7.6 for best results. The stabilizer helps reduce chlorine breakdown in sunlight, which can lower overall chlorine consumption but does not eliminate the need for regular chlorine monitoring and adjustment.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eKeep free chlorine at 2.0–4.0 ppm during normal operation.\u003c\/li\u003e\n  \u003cli\u003eMaintain pH between 7.4 and 7.6 for chlorine effectiveness.\u003c\/li\u003e\n  \u003cli\u003eTest cyanuric acid periodically to stay within 40–100 ppm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does using Pool Mate affect chlorine usage and pool maintenance?\u003c\/h3\u003e\n\n\u003cp\u003eBy protecting chlorine from UV degradation, this cyanuric acid formulation can reduce chlorine consumption and help chemicals last longer. Users commonly see lowered chlorine demand and more stable sanitizer readings, which simplifies dosing and can reduce overall chemical costs when used correctly.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCan decrease chlorine consumption by up to approximately 25% when maintained properly.\u003c\/li\u003e\n  \u003cli\u003eImproves chlorine persistence in sunny conditions, reducing frequent shocks.\u003c\/li\u003e\n  \u003cli\u003eWorks well with routine testing and balanced water chemistry practices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Pool Mate 16-Pounds Premium Pool Stabilizer and Conditioner is aimed at homeowners, pool service professionals, and facility managers who want a straightforward way to protect and extend the effectiveness of chlorine in outdoor pools. It’s suitable for newly filled pools, routine monthly maintenance, and any situation where sunlight is causing rapid chlorine loss, provided users follow dosage guidelines and continue regular water testing.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Pool Mate raises cyanuric acid?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: 6 ounces raises cyanuric acid by about 10 ppm per 5,000 gallons of water.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add Pool Mate directly to the pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—add slowly into the skimmer or premix in warm water, then run filtration 24 hours.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Pool Mate","offers":[{"title":"Default Title","offer_id":56820138377556,"sku":"B0CWVSJVHF","price":106.56,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/pool-mate-front-packaging_1ccde9f5-6c0f-4215-b1bf-2bb58fe55d67.jpg?v=1786964401"},{"product_id":"spachoice-ph-decreaser-for-hot-tub-spa-2-5-lb-4-pack-concentrated-u-s-made-formula","title":"SpaChoice pH Decreaser for Hot Tub \u0026 Spa — 2.5 lb 4-Pack, Concentrated U.S.-Made Formula","description":"\u003cp\u003e\u003cstrong\u003eSpaChoice 2.5-pound pH Decreaser (4-pack) is a concentrated, U.S.-made formula designed to lower spa and hot tub pH and help bring water back into the ideal 7.2–7.8 range.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping hot tub water balanced protects the equipment, improves sanitizer performance, and helps the water feel comfortable. This concentrated product is intended for spas and hot tubs when pH climbs above 7.8. It works with common sanitizers—chlorine, bromine, and biguanide—so you can correct pH without changing your disinfection routine. Always test water frequently and follow safe handling instructions on the label.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use this pH decreaser safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eBegin with a reliable water test to confirm pH is above 7.8 before adding product. Turn on the blower or filtration, pre-dilute 1 ounce of the powder in a plastic bucket of water, then pour the diluted solution evenly around the spa. Wait 30 minutes and retest, repeating the dose in small increments until pH and alkalinity are within target ranges.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest pH and alkalinity before each treatment to determine dose\u003c\/li\u003e\n  \u003cli\u003ePre-mix 1 oz. of product in water per treatment; avoid adding dry powder directly\u003c\/li\u003e\n  \u003cli\u003eRun circulation 30 minutes before retesting to distribute the chemical\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product work with my sanitizer and other chemicals?\u003c\/h3\u003e\n\u003cp\u003eSpaChoice pH Decreaser is formulated to be compatible with common spa sanitizers, including chlorine, bromine, and biguanide systems. It is intended solely to lower pH and alkalinity; it does not replace sanitizers, shock treatments, or specialty clarifiers. For best results, balance total alkalinity first, then fine-tune pH.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe to use alongside chlorine, bromine, and biguanide sanitizers\u003c\/li\u003e\n  \u003cli\u003eUse as part of a complete water maintenance routine—sanitize, adjust alkalinity, then adjust pH\u003c\/li\u003e\n  \u003cli\u003eCheck product labels of other treatments for compatibility when using multiple chemicals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much should I add to correct high pH and alkalinity?\u003c\/h3\u003e\n\u003cp\u003eDosing depends on your spa volume and current water values; start conservatively to avoid overshooting the target. The label recommends premixing about 1 ounce per treatment, retesting after 30 minutes, and repeating in small increments until pH reaches 7.2–7.8 and total alkalinity is 80–140 ppm. Frequent testing prevents overcorrection and keeps the water stable.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStart with 1 oz. premixed and adjust incrementally—never dump large amounts at once\u003c\/li\u003e\n  \u003cli\u003eRetest 30 minutes after each addition to monitor changes\u003c\/li\u003e\n  \u003cli\u003eAim for pH 7.2–7.8 and total alkalinity 80–140 ppm for balanced spa water\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? SpaChoice 2.5-pound pH Decreaser (4-pack) suits hot tub and spa owners who monitor water often and need a reliable, U.S.-manufactured product for routine pH corrections. It’s ideal for backyard spa users, small commercial spa operators, and anyone using chlorine, bromine, or biguanide systems who wants a concentrated, easy-to-store supply. If you prefer step-by-step control over water chemistry and frequent testing, this product gives the measured dosing you need to keep your spa water comfortable and equipment-friendly.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this with bromine or chlorine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. SpaChoice pH Decreaser is compatible with chlorine, bromine, and biguanide sanitizers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How soon should I retest after adding?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Retest the water 30 minutes after adding the premixed solution and repeat as needed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SpaChoice","offers":[{"title":"Default Title","offer_id":56820138606932,"sku":"B0CWVSZMHK","price":90.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/spachoice-front-packaging-4pack.jpg?v=1786964402"},{"product_id":"pool-mate-incremendador-de-dureza-calcica-para-piscinas-16-lb-granulos-elevacion-precisa-y-proteccion-contra-corrosion","title":"Pool Mate Calcium Hardness Increaser for Pools — 16 lb Granular Calcium Chloride, Fast-Acting Protection","description":"\u003cp\u003e\u003cstrong\u003ePool Mate 16-Pounds Premium Calcium Hardness Increaser is a granular calcium chloride formula designed to raise and stabilize your pool's calcium hardness to recommended levels quickly and reliably.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eMaintaining proper calcium hardness prevents surface damage and water chemistry imbalances in your pool. This dry granular product dissolves in water to safely increase total hardness so vinyl, tile, fiberglass, painted, or marcite pools remain protected. Use a dependable test kit first, then follow the dosing guidance to add no more than recommended per period and always dilute the product in a bucket of pool water before introduction.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I determine if my pool needs calcium hardness added?\u003c\/h3\u003e\n\u003cp\u003eTest total calcium hardness with a reliable test kit. Compare the reading to the pool-type ranges provided: vinyl pools generally need lower levels than exposed aggregate or tile pools, and some finishes require slightly higher hardness to avoid damage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVinyl pools: 200–300 ppm\u003c\/li\u003e\n  \u003cli\u003eTile\/exposed aggregate: 200–400 ppm\u003c\/li\u003e\n  \u003cli\u003eMarcite\/fiberglass\/painted: 250–400 ppm\u003c\/li\u003e\n  \u003cli\u003eAdd product only when tests show values below the target range\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat is the correct way to add Pool Mate calcium hardness increaser?\u003c\/h3\u003e\n\u003cp\u003eDissolve the measured granules in a plastic bucket filled with pool water before introducing to the pool. Add slowly around the pool perimeter while the circulation system is running to promote even distribution and avoid local high concentrations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-dissolve up to 2 pounds per 5-gallon bucket of pool water\u003c\/li\u003e\n  \u003cli\u003ePour solution slowly around the pool with pump running\u003c\/li\u003e\n  \u003cli\u003eIn a 10,000-gallon pool, limit to 10 pounds per 2-hour period\u003c\/li\u003e\n  \u003cli\u003eWait after adding, then retest before further treatment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much product changes my pool’s hardness and how fast?\u003c\/h3\u003e\n\u003cp\u003eCalcium chloride raises hardness quickly once dissolved and circulated, so you’ll see results after the water has fully mixed and been retested. Use the dosing chart included with the product to estimate the pounds required for your pool volume.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e8 ounces raises hardness about 10 ppm per 5,000 gallons\u003c\/li\u003e\n  \u003cli\u003eCalculate pounds needed from your pool’s gallon volume and current ppm deficit\u003c\/li\u003e\n  \u003cli\u003eAdd gradually and retest to avoid overshooting the target range\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this prevent damage to my pool surfaces?\u003c\/h3\u003e\n\u003cp\u003eKeeping calcium hardness within recommended ranges reduces the risk of etching, staining, and corrosion associated with low hardness. This product helps stabilize the water so surface materials remain protected when paired with balanced pH and total alkalinity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHelps reduce corrosion or etching of plaster, tile, and metal fittings\u003c\/li\u003e\n  \u003cli\u003ePrevents staining and surface degradation linked to low hardness\u003c\/li\u003e\n  \u003cli\u003eWorks best as part of routine water balance maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Pool Mate 16-Pounds Premium Calcium Hardness Increaser is suited for pool owners, service professionals, and facility managers who routinely monitor water chemistry and need a fast-acting, measurable method to raise calcium hardness. It’s appropriate for residential and commercial pools with vinyl, tile, plaster, marcite, painted, or fiberglass finishes when test results indicate calcium hardness is below recommended levels. Always follow label directions, dilute before adding, and coordinate with overall water balance practices to protect your pool and equipment.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Pool Mate raises calcium hardness?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: 8 ounces raises calcium hardness about 10 ppm per 5,000 gallons. Use the included chart for pound-to-gallon calculations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add the product directly to the pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No—pre-dissolve in a plastic bucket of pool water, then pour slowly around the pool while the pump runs for safe distribution.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Pool Mate","offers":[{"title":"Default Title","offer_id":56820163510612,"sku":"B0CWWGWMSX","price":104.56,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/pool-mate-frente-del-empaque.jpg?v=1786964449"},{"product_id":"pool-mate-increm-dureza-calcica-para-piscinas-25-lb-granulada-dosificacion-precisa-y-proteccion-de-superficies","title":"Pool Mate Calcium Hardness Increaser for Pools — 25 lb Granular Calcium Chloride, Controlled Dissolve","description":"\u003cp\u003e\u003cstrong\u003ePool Mate 25-Pound Calcium Hardness Increaser is a granular calcium chloride formula designed to raise and stabilize the total hardness of pool water to recommended levels.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eHardness, measured as calcium in parts per million (ppm), affects how your pool water interacts with plaster, tile, vinyl, and metal components. Low calcium hardness can lead to etching, corrosion, or cosmetic damage over time, while the right range helps preserve surfaces and equipment. Pool Mate’s dry granular formula dissolves in water for controlled addition and is supplied with dosing guidance so you can bring your pool’s calcium into the appropriate range for your pool type.\u003c\/p\u003e\n\n\u003ch3\u003eWhat calcium hardness levels should I aim for in different pools?\u003c\/h3\u003e\n\u003cp\u003eTarget hardness varies by finish because materials respond differently to mineral content. Test with a reliable kit and raise hardness only as needed to reach these ranges:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVinyl pools: 200–300 ppm\u003c\/li\u003e\n  \u003cli\u003eTile and exposed aggregate: 200–400 ppm\u003c\/li\u003e\n  \u003cli\u003eMarcite, fiberglass, painted surfaces: 250–400 ppm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I add Pool Mate to my pool safely?\u003c\/h3\u003e\n\u003cp\u003eDissolve the required amount of product in a plastic bucket of pool water before adding slowly to the pool while the circulation system runs. This prevents undissolved granules from settling on surfaces and helps even distribution.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse up to 2 lb of product per roughly 5-gallon bucket of water when making a stock solution.\u003c\/li\u003e\n  \u003cli\u003ePour the solution around the pool perimeter with pump and filter running.\u003c\/li\u003e\n  \u003cli\u003eFor a 10,000-gallon pool, don’t add more than 10 lb in any 2-hour period to avoid rapid changes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much will Pool Mate change my hardness reading?\u003c\/h3\u003e\n\u003cp\u003eSmall measured doses produce predictable changes so you can correct low hardness without overshooting. Use your test kit, then calculate the amount required per the product directions and the pool’s volume.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e8 ounces of product raises calcium hardness by about 10 ppm in 5,000 gallons.\u003c\/li\u003e\n  \u003cli\u003eAdjust proportionally for your pool’s gallonage and target ppm increase.\u003c\/li\u003e\n  \u003cli\u003eIf large increases are needed, add in stages and retest between additions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill adding calcium affect other water chemistry?\u003c\/h3\u003e\n\u003cp\u003eRaising calcium hardness changes total dissolved solids and can have small effects on pH and alkalinity readings. Balance tests and adjustments help keep the overall water chemistry stable after treatment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest pH and total alkalinity before and after dosing; adjust as required.\u003c\/li\u003e\n  \u003cli\u003eCirculate and retest after waiting the recommended interval between additions.\u003c\/li\u003e\n  \u003cli\u003eFollow equipment and surface manufacturer guidance for maximum hardness limits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Pool Mate 25-Pound Calcium Hardness Increaser is for pool owners, service professionals, and property managers who need a straightforward, measurable way to raise calcium hardness. It’s suitable for vinyl, tile, exposed aggregate, marcite, fiberglass, and painted pools when test results show calcium below the recommended range. Use it when stabilizing surfaces or preparing water for seasonal use, and always follow test kit results and the included dosing guidance for safe, effective correction.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How quickly does Pool Mate dissolve?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Mixed in a bucket of water, the granular formula dissolves rapidly; always stir and add the diluted solution to the pool while the pump runs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add Pool Mate directly to the pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No—first dissolve the product in a plastic bucket of pool water, then pour slowly around the pool with circulation operating.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Pool Mate","offers":[{"title":"Default Title","offer_id":56820349403476,"sku":"B00J7L46FI","price":146.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/pool-mate-envase-frontal.jpg?v=1786964908"},{"product_id":"mav-aquadoc-total-alkalinity-increaser-for-hot-tubs-spas-2-lb-2-pack-fast-dissolving-sodium-bicarbonate","title":"MAV AquaDoc Total Alkalinity Increaser for Hot Tubs \u0026 Spas — 2 lb (2-Pack), Fast-Dissolving Sodium Bicarbonate","description":"\u003cp\u003e\u003cstrong\u003eMAV AquaDoc Total Alkalinity Increaser for Hot Tubs \u0026amp; Spas is a two-pack of fast-dissolving sodium bicarbonate granules formulated to raise and stabilize total alkalinity for more consistent spa water chemistry.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping a hot tub’s total alkalinity within the proper range prevents rapid pH swings and makes routine water care simpler. This 2 lb two-pack provides an easy-to-measure solution to lift low alkalinity, support pH buffering, and reduce the frequency of corrective dosing. Designed for use in spas and hot tubs, the granules dissolve quickly when added to circulating water, helping you restore balance without extended downtime.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use this alkalinity increaser safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eTest total alkalinity first, then add the product gradually to avoid overshooting the target range. Broadcast the recommended amount around the perimeter of the running spa, allow circulation for one to two hours, and retest before making further adjustments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeasure SPA volume and current alkalinity (target 80–140 ppm).\u003c\/li\u003e\n  \u003cli\u003eStart with the manufacturer’s dose, dissolve directly in circulating water if instructed.\u003c\/li\u003e\n  \u003cli\u003eCirculate for 1–2 hours, then retest and repeat as needed in small increments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat benefits will I notice after raising alkalinity?\u003c\/h3\u003e\n\u003cp\u003eRaising total alkalinity creates a buffering capacity that helps prevent sudden pH changes, reducing the need for frequent corrections. Water feels more comfortable, and sanitizer performance becomes more stable when pH remains steady.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLess pH bounce and fewer corrective adjustments.\u003c\/li\u003e\n  \u003cli\u003eSmoother-feeling water and clearer chemical balance.\u003c\/li\u003e\n  \u003cli\u003eImproved predictability of sanitizer behavior and maintenance chores.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this product compatible with my hot tub chemicals and surfaces?\u003c\/h3\u003e\n\u003cp\u003eThe active ingredient, sodium bicarbonate, is a common, spa-safe alkalinity increaser compatible with most sanitizers and hot tub materials when used as directed. Avoid combining with acids directly; always add this product separately and allow circulation before treating with other chemicals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks alongside chlorine or bromine sanitizers when dosed correctly.\u003c\/li\u003e\n  \u003cli\u003eSafe for acrylic, fiberglass, and common hot tub finishes with proper dosing.\u003c\/li\u003e\n  \u003cli\u003eDo not mix with acids or undissolved chemicals in tight spaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow quickly will I see results after adding the granules?\u003c\/h3\u003e\n\u003cp\u003eBecause the granules are formulated to dissolve rapidly, measurable changes in total alkalinity are typically visible after one to two hours of circulation. Always retest before adjusting further to avoid overshooting the recommended alkalinity range.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFast-dissolving formula reduces wait time before retesting.\u003c\/li\u003e\n  \u003cli\u003eMost users see stabilized readings after a single dosing and circulation period.\u003c\/li\u003e\n  \u003cli\u003eIf levels remain low, repeat add-and-test cycles in small increments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: MAV AquaDoc Total Alkalinity Increaser is intended for hot tub and spa owners who want a straightforward, U.S.-made product to correct low alkalinity and improve overall water stability. It's a practical choice for homeowners, property managers, and light-maintenance professionals seeking predictable, fast-acting alkalinity adjustments without complicated application steps.\u003c\/p\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much should I add to raise alkalinity?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Dose based on spa volume and current alkalinity; add small increments, circulate 1–2 hours, then retest to reach 80–140 ppm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this with chlorine or bromine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—sodium bicarbonate is compatible with common sanitizers when added separately and after proper circulation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MAV AquaDoc","offers":[{"title":"Default Title","offer_id":56823701209428,"sku":"B0G2CD5D6K","price":85.46,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/mav-aquadoc-front-packaging_db07ef7e-d1d3-4509-b540-a8cb605b923f.jpg?v=1786977847"},{"product_id":"puri-tech-total-alkalinity-increaser-plus-20-lb-fast-acting-powder-to-stabilize-alkalinity-and-reduce-cloudiness","title":"Puri Tech Total Alkalinity Increaser Plus — 20 lb fast‑acting powder to stabilize alkalinity and reduce cloudiness","description":"\u003cp\u003e\u003cstrong\u003ePuri Tech Total Alkalinity Increaser Plus is a fast-acting powdered formula designed to raise and stabilize pool alkalinity, helping reduce cloudiness and limit scale formation.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping total alkalinity in the recommended range is essential for balanced pool water. This 20 lb container supplies a concentrated alkalinity increaser that dissolves quickly to adjust pH buffering capacity, which helps sanitizers work more predictably and reduces the chance of mineral deposits and cloudy water when used as part of regular pool maintenance.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will this product raise my pool’s alkalinity?\u003c\/h3\u003e\n\u003cp\u003ePuri Tech’s formulation is designed to dissolve rapidly so you can see changes within hours rather than days. Exact time depends on pool volume, circulation, and current alkalinity level, but the granules are made to integrate efficiently with standard filtration systems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFast-dissolving powder for quicker distribution\u003c\/li\u003e\n  \u003cli\u003eWorks with normal pump circulation to mix through the pool\u003c\/li\u003e\n  \u003cli\u003eMeasure and dose based on your pool’s gallonage and test results\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it help prevent cloudy water and scaling?\u003c\/h3\u003e\n\u003cp\u003eRaising total alkalinity helps stabilize pH swings that contribute to cloudiness and mineral scaling. While this product addresses alkalinity specifically, keeping alkalinity balanced reduces conditions that lead to haze and scale; for best results combine with proper pH control and regular filtration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eImproves pH buffering to limit sudden pH shifts\u003c\/li\u003e\n  \u003cli\u003eHelps reduce calcium and other mineral precipitation\u003c\/li\u003e\n  \u003cli\u003eWorks alongside clarifiers and sequestering agents when needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I dose and apply the 20 lb container safely?\u003c\/h3\u003e\n\u003cp\u003eTest your pool’s total alkalinity first and follow recommended dosing charts; add product in small increments rather than all at once. Broadcast granules slowly across the pool with the pump running, or pre-dissolve in a bucket of water for even distribution, and wait several hours before retesting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAlways test before adding; adjust dose according to results\u003c\/li\u003e\n  \u003cli\u003eAdd while pump is running for even mixing\u003c\/li\u003e\n  \u003cli\u003eWear gloves and eye protection; keep children and pets away\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan this be used in all types of pools and water systems?\u003c\/h3\u003e\n\u003cp\u003ePuri Tech Total Alkalinity Increaser Plus is suitable for most plaster, vinyl, and fiberglass pools and is compatible with common sanitizers. Avoid direct contact with pool finishes and refer to manufacturer guidelines for special systems like saltwater chlorinators and fountains.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with chlorine and bromine sanitation systems\u003c\/li\u003e\n  \u003cli\u003eAppropriate for plaster, vinyl, and fiberglass pools\u003c\/li\u003e\n  \u003cli\u003eConsult system specifics for saltwater or specialty equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Pool owners, maintenance technicians, and property managers seeking a reliable, fast-acting alkalinity booster in a bulk 20 lb package. It’s ideal for anyone needing to correct low total alkalinity to protect water clarity, minimize scale risk, and improve the stability of pool chemistry as part of a regular maintenance routine.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much should I add to raise alkalinity?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Test total alkalinity first; dose by pool volume and current level. Use small increments, retesting after several hours to avoid overshooting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use it with a saltwater pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it’s compatible with most saltwater systems, but check your system’s manual and retest chemistry after treatment.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Puri Tech","offers":[{"title":"Default Title","offer_id":56823922655572,"sku":"B012B87S6C","price":105.54,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/puri-tech-total-alkalinity-front-packaging.jpg?v=1786979091"},{"product_id":"robelle-cyanuric-acid-pool-stabilizer-12-lb-fast-dissolving-chlorine-conditioner-extends-chlorine-life","title":"Robelle Cyanuric Acid Pool Stabilizer 12 lb — Fast-Dissolving Chlorine Conditioner, Extends Chlorine Life","description":"\u003cp\u003e\u003cstrong\u003eRobelle 12-Pounds Premium Chlorine Stabilizer and Conditioner is a cyanuric acid treatment designed to reduce chlorine loss from sunlight and maintain a stabilized chlorine level in outdoor pools.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping a consistent chlorine level is essential for clear, sanitary pool water; this Robelle cyanuric acid formula dissolves quickly to raise and hold the stabilizer level so your chlorine lasts longer. Use test results to target the recommended cyanuric acid range and follow the dosing guidance for new fills or replenishing low-stabilizer pools. Proper application, circulation, and regular monitoring of chlorine and pH will help maintain effective sanitation without overusing chemicals.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly does this product dissolve and start protecting chlorine?\u003c\/h3\u003e\n\n\u003cp\u003eThe Robelle stabilizer is formulated to disperse rapidly when added to the pool, but complete dissolution and even distribution require continuous circulation. Allowing the pump to run for 24 hours ensures the cyanuric acid fully dissolves and mixes through the pool water.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eQuick-dispersing granules for faster action\u003c\/li\u003e\n  \u003cli\u003eRun the filter continuously for 24 hours after dosing\u003c\/li\u003e\n  \u003cli\u003ePremix in a bucket of warm water if desired to speed dissolution\u003c\/li\u003e\n  \u003cli\u003eSkimmer addition is an approved application method\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat dosing should I use to reach the recommended 40–100 ppm range?\u003c\/h3\u003e\n\n\u003cp\u003eFollow pool volume and the included chart to calculate how much stabilizer you need; for pools without any stabilizer, add 4 oz per 1,000 gallons to reach the target range. Smaller adjustments are easy—6 ounces of product raises cyanuric acid by approximately 10 ppm in 5,000 gallons, allowing precise control.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eNew or depleted pools: 4 oz per 1,000 gallons as a starting dose\u003c\/li\u003e\n  \u003cli\u003eUse the product chart to fine-tune dosing to 40–100 ppm\u003c\/li\u003e\n  \u003cli\u003e6 oz raises CYA ~10 ppm per 5,000 gallons\u003c\/li\u003e\n  \u003cli\u003eTest with a reliable kit after dosing to confirm levels\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this stabilizer affect chlorine use and pool maintenance?\u003c\/h3\u003e\n\n\u003cp\u003eBy reducing the amount of chlorine destroyed by sunlight, this cyanuric acid product helps extend the effective life of free chlorine, which can lower overall chlorine consumption when used correctly. Always maintain free chlorine and pH within recommended ranges to keep sanitation effective while benefiting from reduced chlorine fade.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eReduces chlorine loss caused by UV exposure\u003c\/li\u003e\n  \u003cli\u003eCan decrease chlorine consumption by up to 25% with proper dosing\u003c\/li\u003e\n  \u003cli\u003eMaintain free chlorine at 2.0–4.0 ppm and pH at 7.4–7.6 for best results\u003c\/li\u003e\n  \u003cli\u003eRegular testing prevents over-stabilization or insufficient protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat is the safest, most effective way to add it to my pool?\u003c\/h3\u003e\n\n\u003cp\u003eFor best results, add the granules slowly into the skimmer or premix in warm water before addition to avoid clumping and ensure even distribution. Make sure filters are clean prior to treatment and keep circulation running so the product dissolves fully; always test afterward and adjust as needed.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdd slowly to the skimmer or premix in a bucket of warm water\u003c\/li\u003e\n  \u003cli\u003eEnsure the pool filter is clean before application\u003c\/li\u003e\n  \u003cli\u003eCirculate continuously for 24 hours to complete dissolution\u003c\/li\u003e\n  \u003cli\u003eConfirm final cyanuric acid and free chlorine levels with a test kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Robelle 12-Pounds Premium Chlorine Stabilizer and Conditioner is intended for owners of outdoor swimming pools who want to protect free chlorine from sunlight, extend sanitizer effectiveness, and reduce overall chlorine usage. It’s suitable for newly filled pools, pools that have lost stabilizer, and regular maintenance regimes where controlled cyanuric acid levels are part of a balanced water-care plan. Use in combination with routine testing and proper pH control to achieve dependable results without over-stabilizing the water.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Robelle stabilizer do I add to a new pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: For a newly filled pool, add 4 oz per 1,000 gallons to start toward the 40–100 ppm cyanuric acid range.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long until the stabilizer is fully dissolved?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The product disperses quickly but requires 24 hours of continuous circulation to dissolve and mix completely.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Robelle","offers":[{"title":"Default Title","offer_id":56823942807892,"sku":"B01CP5S1E4","price":95.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/robelle-front-packaging-12lb_7fd23da9-815d-45e9-be6d-50c1d232ba4f.jpg?v=1786979329"},{"product_id":"pool-mate-pool-stabilizer-conditioner-16-lb-cyanuric-acid-granules-fast-dissolving-for-residential-commercial-pools","title":"Pool Mate Pool Stabilizer \u0026 Conditioner - 16 lb Cyanuric Acid Granules, Fast-Dissolving for Residential \u0026 Commercial Pools","description":"\u003cp\u003e\u003cstrong\u003ePool Mate 16-Pounds Premium Pool Stabilizer and Conditioner is a cyanuric acid treatment that quickly raises and maintains stabilizer levels to protect chlorine from sunlight loss.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003ePool Mate cyanuric acid is designed for residential and commercial pools to stabilize free chlorine and reduce the rate at which sunlight degrades sanitizer. This granular formula disperses rapidly when added through the skimmer or after premixing, letting you bring a new or refilled pool into the recommended 40–100 ppm stabilizer range. Always check cyanuric acid levels with a reliable test kit and follow the included dosing chart to get predictable results.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will Pool Mate dissolve and start stabilizing my pool?\u003c\/h3\u003e\n\n\u003cp\u003eThe granules are formulated to disperse rapidly when added while the pump is running, dissolving fully with 24 hours of continuous circulation. For best results add slowly to the skimmer or premix in warm water then pour into the skimmer. Make sure your filter is clean so water recirculates freely and accelerates dissolution.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdd slowly into the skimmer with pump on for immediate dispersion.\u003c\/li\u003e\n  \u003cli\u003eOr premix in a pail of warm water before adding to the skimmer.\u003c\/li\u003e\n  \u003cli\u003eRecirculate continuously for 24 hours to ensure full dissolution.\u003c\/li\u003e\n  \u003cli\u003eClean filter beforehand to promote even mixing and faster dissolve.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much Pool Mate should I add to reach the recommended cyanuric acid level?\u003c\/h3\u003e\n\n\u003cp\u003eUse the dosing chart provided, or reference the guideline that 6 ounces of product raises cyanuric acid by about 10 ppm per 5,000 gallons. For a new or refilled pool with no stabilizer, add 4 ounces per 1,000 gallons to target the 40–100 ppm range. Always retest after mixing and adjust incrementally rather than overdosing.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e6 oz raises CYA ~10 ppm per 5,000 gallons of water.\u003c\/li\u003e\n  \u003cli\u003e4 oz per 1,000 gallons is a starting dose for unstabilized pools.\u003c\/li\u003e\n  \u003cli\u003eTest after 24 hours and repeat small doses if needed to avoid overshoot.\u003c\/li\u003e\n  \u003cli\u003eFollow the included chart for precise pool capacities and target ppm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill Pool Mate affect my chlorine and pH maintenance routine?\u003c\/h3\u003e\n\n\u003cp\u003ePool Mate helps slow chlorine breakdown from UV exposure, which can reduce chlorine consumption by up to about 25% when proper CYA levels are maintained. It does not replace chlorine; continue to hold free chlorine at recommended levels and keep pH between 7.4 and 7.6 for optimal sanitizer performance. Regular testing of chlorine, pH, and cyanuric acid ensures balanced, effective water care.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMaintain free chlorine residual at 2.0–4.0 ppm for routine sanitation.\u003c\/li\u003e\n  \u003cli\u003eKeep pH in the 7.4–7.6 range for chlorine effectiveness.\u003c\/li\u003e\n  \u003cli\u003eCheck cyanuric acid with a reliable test kit before and after dosing.\u003c\/li\u003e\n  \u003cli\u003eAdjust chlorine dosing downward only after confirming stabilized CYA level.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I add Pool Mate safely to my pool system?\u003c\/h3\u003e\n\n\u003cp\u003eFor safe addition, either add the product slowly into the skimmer while the pump runs or premix in a plastic bucket with warm water and then pour into the skimmer. Avoid adding large amounts in a single spot and ensure good circulation for at least 24 hours. Wear basic protective gear (gloves and eye protection) when handling concentrated chemicals.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdd gradually to the skimmer or premix in a bucket first.\u003c\/li\u003e\n  \u003cli\u003eEnsure continuous circulation for 24 hours after adding.\u003c\/li\u003e\n  \u003cli\u003eClean filters beforehand to prevent clogs and uneven dispersion.\u003c\/li\u003e\n  \u003cli\u003eUse gloves and eye protection when handling concentrated granules.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Pool Mate 16-Pounds Premium Pool Stabilizer is suited for pool owners, service professionals, and facility managers who want to extend chlorine life and reduce sunlight-driven sanitizer loss. It’s especially useful when filling a new pool, refilling an emptied pool, or when testing shows low cyanuric acid. Follow testing and dosing guidelines to keep water balanced, maintain effective chlorine levels, and prolong the life of your sanitizer without overusing chemicals.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Pool Mate raises cyanuric acid?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: About 6 ounces raises cyanuric acid ~10 ppm per 5,000 gallons; use the dosing chart for exact volumes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add Pool Mate directly to the pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—add slowly into the skimmer with the pump on or premix in warm water first; recirculate 24 hours.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Pool Mate","offers":[{"title":"Default Title","offer_id":56823942873428,"sku":"B01CP5S17G","price":99.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/pool-mate-front-bag.jpg?v=1786979326"},{"product_id":"pool-mate-ph-up-for-swimming-pools-25-lb-container-sodium-carbonate-formula-for-fast-ph-correction","title":"Pool Mate pH Up for Swimming Pools - 25 lb Container, Sodium Carbonate Formula for Fast pH Correction","description":"\u003cp\u003e\u003cstrong\u003ePool Mate 25-Pounds Premium pH Up is a sodium carbonate-based pool chemical that raises low pool pH quickly and reliably when used as directed.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eMaintaining proper pH keeps your pool water comfortable, protects surfaces and equipment, and helps sanitizers work efficiently. Pool Mate pH Up comes in a 25-pound container formulated for residential and commercial pools. It’s designed to be pre-dissolved and added while the circulation system runs, making it easy to correct pH that tests at 7.2 or below and to bring it into the recommended range of 7.4–7.6.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use Pool Mate pH Up safely and effectively?\u003c\/h3\u003e\n\n\u003cp\u003eBegin by testing pool pH with a reliable kit. If the reading is 7.2 or lower, consult the included dosing chart, pre-dissolve the measured amount in a plastic bucket, then slowly pour the solution around the pool perimeter while the pump is running. Allow the circulation system to run for at least one hour, then retest and repeat dosing if needed until pH reaches the desired level.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTest pH before adding any chemical and after each dose.\u003c\/li\u003e\n  \u003cli\u003eAlways pre-dissolve the powder in a plastic pail—do not add dry granules directly to the pool.\u003c\/li\u003e\n  \u003cli\u003ePour solution evenly around the pool with the pump on for proper distribution.\u003c\/li\u003e\n  \u003cli\u003eRetest after one hour and repeat dosing if pH remains low.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat exactly is in this product and how does it change pool chemistry?\u003c\/h3\u003e\n\n\u003cp\u003ePool Mate pH Up is formulated from sodium carbonate, a widely used alkaline compound that increases total alkalinity and pH when dissolved in water. The alkaline ions neutralize excess acidity, shifting pH upward and stabilizing water chemistry when used with balanced alkalinity and sanitizer levels. Proper pH protects plaster, tile, metal fittings and pool liners from corrosion or etching caused by acidic water.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eActive ingredient: sodium carbonate (alkaline pH increaser).\u003c\/li\u003e\n  \u003cli\u003eRaises pH quickly while also contributing to total alkalinity.\u003c\/li\u003e\n  \u003cli\u003eHelps reduce risks of surface etching and metal corrosion.\u003c\/li\u003e\n  \u003cli\u003eCompatible with standard pool sanitation systems when used per directions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much should I add for different pool sizes and conditions?\u003c\/h3\u003e\n\n\u003cp\u003eThe product includes a dosing chart to estimate amounts based on pool volume and current pH. Start with the recommended dose for your measured pH and pool size, then retest after circulation. Pools with very low pH or large volumes may require repeated, staged additions rather than a single large dose to avoid overshooting the target range.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eUse the included chart to match dose with pool volume and pH level.\u003c\/li\u003e\n  \u003cli\u003eApply incrementally—retest after one hour before adding more.\u003c\/li\u003e\n  \u003cli\u003eAdjust based on alkalinity readings if stability is an issue.\u003c\/li\u003e\n  \u003cli\u003eSeek professional water test for commercial or complex systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product affect sanitizer levels or other chemistry?\u003c\/h3\u003e\n\n\u003cp\u003eRaising pH with sodium carbonate has minimal direct effect on sanitizer concentration, but pH influences sanitizer performance: high pH reduces sanitizer effectiveness while low pH accelerates corrosion. Balancing pH to the recommended 7.4–7.6 helps sanitizers work as intended. Always check chlorine or salt system readings after major pH adjustments and compensate as necessary.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003epH affects sanitizer activity—keep pH within recommended range.\u003c\/li\u003e\n  \u003cli\u003eRetest free chlorine or salt output after pH corrections.\u003c\/li\u003e\n  \u003cli\u003eCombine with regular alkalinity checks for stable chemistry.\u003c\/li\u003e\n  \u003cli\u003eAdjust slowly to avoid rapid swings in water balance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Pool Mate 25-Pounds Premium pH Up is for homeowners, pool service professionals, and facility managers who need a dependable, bulk-sized alkaline pH increaser for routine pool maintenance. It’s suited to plaster, tile, vinyl and fiberglass pools that require periodic pH correction—ideal for those who prefer pre-dissolving additives for safer, more even distribution. Follow label directions and local regulations when storing and handling pool chemicals.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long after adding Pool Mate should I wait to swim?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Wait at least one hour for circulation, then test pH. Swim only when pH and sanitizer levels are within safe ranges.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add Pool Mate directly to the pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Pre-dissolve in a plastic pail and pour slowly around the pool while the pump runs to prevent localized high concentration.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Pool Mate","offers":[{"title":"Default Title","offer_id":56824023220564,"sku":"B01N5WF4DI","price":112.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/pool-mate-front-label-25lb.jpg?v=1786979837"},{"product_id":"robelle-pool-ph-up-sodium-carbonate-25-lb-bag-fast-acting-ph-adjustment","title":"Robelle Pool pH Up Sodium Carbonate - 25 lb Bag, Fast-Acting pH Adjustment","description":"\u003cp\u003e\u003cstrong\u003eRobelle 25-Pounds Premium pH Up is a high-purity sodium carbonate formula designed to raise and stabilize swimming pool pH quickly and predictably.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eMaintaining the right pH in your pool keeps water comfortable, protects equipment and surfaces, and helps sanitizers work effectively. Robelle pH Up comes in a concentrated 25-pound bag, formulated to correct low pH (acidic conditions) and bring your pool toward the recommended range. This product is intended for routine correction of pH and is manufactured for ease of use when mixed and applied correctly.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use Robelle pH Up safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eTest your pool pH first with a reliable kit. If the reading is 7.2 or lower, follow the dosage chart included with the bag, pre-dissolve the measured amount in a plastic pail of water, then slowly pour the solution around the pool perimeter while the circulation pump runs. Operate the filter system for at least one hour after application, then retest; repeat as needed until the pH reaches 7.4–7.6.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAlways test pH before dosing; treat only when pH is 7.2 or below.\u003c\/li\u003e\n  \u003cli\u003ePre-dissolve in a plastic pail—do not add water to the chemical in concentrated form.\u003c\/li\u003e\n  \u003cli\u003ePour slowly around pool perimeter with pump running to ensure distribution.\u003c\/li\u003e\n  \u003cli\u003eRetest after one hour; repeat dosing in small increments if necessary.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat does Robelle pH Up contain and how does it work?\u003c\/h3\u003e\n\u003cp\u003eThis product is primarily sodium carbonate (soda ash), a widely used alkaline agent for pools. It neutralizes excess acidity in pool water, raising total pH and helping to maintain the recommended 7.4–7.6 range. Because it is a dry, concentrated granular formula, it raises pH rapidly and is suitable for both routine maintenance and larger corrections.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActive ingredient: sodium carbonate (soda ash) for fast pH increase.\u003c\/li\u003e\n  \u003cli\u003eDry, granular form dissolves when pre-mixed in a plastic pail.\u003c\/li\u003e\n  \u003cli\u003eConcentrated 25-pound bag ideal for seasonal or large-volume use.\u003c\/li\u003e\n  \u003cli\u003eHelps protect pool surfaces and equipment by reducing acidic conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill using this product affect alkalinity and pool surfaces?\u003c\/h3\u003e\n\u003cp\u003eRaising pH with sodium carbonate can also increase total alkalinity, so check both pH and alkalinity when making adjustments. Proper pH balance reduces the risk of etching or erosion on plaster, concrete and metal fittings, while also improving bather comfort. Adjust gradually and retest to avoid overshooting target ranges.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMonitor total alkalinity alongside pH to prevent large swings.\u003c\/li\u003e\n  \u003cli\u003eCorrecting low pH helps prevent etching or surface damage over time.\u003c\/li\u003e\n  \u003cli\u003eTreat in stages and retest to maintain stable, predictable chemistry.\u003c\/li\u003e\n  \u003cli\u003eIf alkalinity rises too much, use a recommended alkalinity reducer per instructions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Robelle 25-Pounds Premium pH Up is made for residential pool owners, service professionals and property managers who need a reliable, large-format solution to correct low pH. Choose this product if you want a concentrated sodium carbonate formulation to bring your pool pH into the recommended 7.4–7.6 range with straightforward application steps. It’s especially useful for larger pools, frequent corrections, or seasonal startups—just follow the included dosage chart, use proper safety precautions, and always retest after treatment.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFeatures:\n    \u003cul\u003e\n      \u003cli\u003eSodium carbonate for pools\u003c\/li\u003e\n      \u003cli\u003eRaises pH rapidly\u003c\/li\u003e\n      \u003cli\u003ePrevents erosion or etching of pool surfaces\u003c\/li\u003e\n      \u003cli\u003eAdjust and maintain pH at 7.2-7.6\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eSafety note: wear appropriate personal protective equipment (gloves and eye protection), avoid inhaling dust, and store in a cool, dry place away from incompatible materials. For detailed instructions, refer to the product label and the included dosing chart before every use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much should I add to raise my pool pH?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow the included dosage chart; pre-dissolve measured amounts and add gradually, retesting after one hour until pH reaches 7.4–7.6.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add Robelle pH Up directly to the pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Pre-dissolve in a plastic pail first, then pour slowly around the perimeter with the circulation system running.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Robelle","offers":[{"title":"Default Title","offer_id":56824023384404,"sku":"B01N6XZXQZ","price":110.81,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/robelle-front-packaging_5b4e2291-a9c4-4244-b1b8-4bdad5fd2baf.jpg?v=1786979832"},{"product_id":"spaguard-balancer-bundle-spa-chemical-kit-single-pack-with-ph-alkalinity-calcium-increasers-for-hot-tubs","title":"SpaGuard Balancer Bundle Spa Chemical Kit — Single Pack with pH, Alkalinity \u0026 Calcium Increasers for Hot Tubs","description":"\u003cstrong\u003eSpaGuard Balancer Bundle is a four-product kit that simplifies spa water chemistry by providing pH decreaser, pH increaser, alkalinity increaser, and calcium increaser to maintain comfortable, equipment-friendly water.\u003c\/strong\u003e\n\n\u003cp\u003eKeeping spa water balanced prevents scale, corrosion, cloudy water and bather discomfort. The SpaGuard Balancer Bundle supplies the core adjustments owners need to keep pH, total alkalinity and calcium hardness within recommended ranges. Each component is formulated to correct a specific imbalance quickly so you can return the spa to safe, comfortable conditions without guessing which single product to buy.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly can I correct pH problems with this bundle?\u003c\/h3\u003e\n\u003cp\u003eThe bundle includes both pH decreaser and pH increaser so you can lower or raise pH immediately after testing. Small, controlled doses allow fast correction while avoiding over-adjustment. Use test strips or a test kit to measure before and after adding the appropriate product.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003epH decreaser to lower pH when readings exceed 7.6\u003c\/li\u003e\n  \u003cli\u003epH increaser to raise pH when readings drop below 7.2\u003c\/li\u003e\n  \u003cli\u003eAdd in small increments and retest after circulation for accurate control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy is total alkalinity important and how does the alkalinity increaser help?\u003c\/h3\u003e\n\u003cp\u003eTotal alkalinity acts as a buffer that stabilizes pH; without proper alkalinity, pH can swing unpredictably. The included alkalinity increaser brings low alkalinity up to a stable range so pH adjustments hold longer. This reduces the frequency of pH corrections and protects metal and surface finishes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTargets low total alkalinity to reduce pH fluctuation\u003c\/li\u003e\n  \u003cli\u003eMakes pH adjustments more predictable and lasting\u003c\/li\u003e\n  \u003cli\u003eHelps prevent corrosion and surface etching caused by unstable chemistry\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhen should I use the calcium increaser and what does it prevent?\u003c\/h3\u003e\n\u003cp\u003eCalcium increaser raises calcium hardness to help prevent water that is too soft, which can be corrosive to equipment and surfaces. Maintaining proper calcium hardness also prevents aggressive water that can leach minerals and damage components. Use after draining or when test readings show calcium below recommended levels.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrevents corrosive soft water that harms equipment and finishes\u003c\/li\u003e\n  \u003cli\u003eReduces risk of surface etching or metal pitting\u003c\/li\u003e\n  \u003cli\u003eHelps maintain stable, comfortable water for regular spa use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use the bundle safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eAlways test water before adding any chemical and follow product label directions for dosing. Add one product at a time, allow full circulation for at least 30 minutes, then retest to avoid overcorrection. Store each product in its original container, away from children and pets, and keep chemicals dry and cool.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest pH, total alkalinity and calcium hardness before dosing\u003c\/li\u003e\n  \u003cli\u003eAdd only the product needed, then circulate and retest\u003c\/li\u003e\n  \u003cli\u003eFollow label instructions and safety guidance on each container\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The SpaGuard Balancer Bundle is designed for spa and hot tub owners who want a straightforward, complete set of basic water-adjustment chemicals. It's ideal for new spa owners stocking essential chemicals, service pros who need a compact balancing kit for jobs, and anyone wanting to reduce time spent troubleshooting chemistry by having both directions of pH control plus alkalinity and calcium solutions on hand.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use multiple products from the bundle at once?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Test first; add one product at a time, allow circulation and retest. Combining without testing risks overcorrection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I test spa water when using these balancers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Test pH and alkalinity weekly during regular use, and after heavy use or refilling. Check calcium after draining or yearly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SpaGuard","offers":[{"title":"Default Title","offer_id":56824084562260,"sku":"B077NK2R1N","price":87.93,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/spaguard-balancer-bundle-front-packaging.jpg?v=1786980567"},{"product_id":"bioguard-lo-n-slo-granular-ph-decreaser-8-lb-2-pack-quick-dissolving-formula-for-ph-alkalinity-control","title":"BioGuard Lo 'N Slo Granular pH Decreaser — 8 lb (2-Pack), Quick-Dissolving Formula for pH \u0026 Alkalinity Control","description":"\u003cp\u003e\u003cstrong\u003eBioGuard Lo 'N Slo Granular pH Decreaser is a quick-dissolving granular formula designed to lower pool pH and adjust total alkalinity safely for all pool types.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeep your pool water balanced and comfortable with BioGuard Lo 'N Slo, an 8 lb granular pH decreaser sold as a convenient 2-pack. Formulated to dissolve quickly and work predictably, this product helps bring high pH and elevated total alkalinity back into the recommended range without introducing heavy solids or long wait times. It’s designed for use across plaster, vinyl, fiberglass, and concrete pools and pairs well with regular testing and filtration routines.\u003c\/p\u003e\n\n\u003ch3\u003eHow does BioGuard Lo 'N Slo correct high pH and alkalinity?\u003c\/h3\u003e\n\u003cp\u003eThe granules release buffering agents that neutralize excess alkalinity and reduce pH, restoring the pool’s chemical balance. Adjustment occurs gradually enough to avoid overshooting while still delivering measurable change within hours of application.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eQuick-dissolving formula for fast action and even distribution.\u003c\/li\u003e\n  \u003cli\u003eTargets both total alkalinity and pH for more stable water chemistry.\u003c\/li\u003e\n  \u003cli\u003eDesigned to minimize cloudiness and residue when applied per instructions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I apply it safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eAlways test pH and total alkalinity before adding the product, and follow label dosing for your pool volume. Broadcast the granules around the deep end with the pump running, avoid adding near skimmer or return lines, and retest after several hours to confirm target levels.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest water and calculate dose based on pool gallons.\u003c\/li\u003e\n  \u003cli\u003eDistribute evenly with the pump on and avoid direct contact with skin.\u003c\/li\u003e\n  \u003cli\u003eRetest after 4–6 hours and repeat small doses if needed to reach desired values.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this work with my pool type and routine maintenance?\u003c\/h3\u003e\n\u003cp\u003eYes — BioGuard Lo 'N Slo is formulated for compatibility with plaster, vinyl, fiberglass, and concrete surfaces, and integrates with standard sanitizer and filtration schedules. Use it as part of routine chemical upkeep or when test results indicate elevated pH\/alkalinity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe for common pool surfaces when used according to directions.\u003c\/li\u003e\n  \u003cli\u003eComplements chlorine, salt systems, and mineral sanitizers without altering their basic function.\u003c\/li\u003e\n  \u003cli\u003eWorks well alongside regular filtration and weekly testing practices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much product do I need and how quickly will I see results?\u003c\/h3\u003e\n\u003cp\u003eDosing depends on your pool volume and current alkalinity\/pH readings; small, incremental doses give the most controlled results. Expect measurable improvement within hours and final stabilization within 24–48 hours, depending on circulation and starting chemistry.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFollow label dosing based on gallons and test values for predictable correction.\u003c\/li\u003e\n  \u003cli\u003eUse the 8 lb bags as individual treatments or split doses across multiple sessions.\u003c\/li\u003e\n  \u003cli\u003eAllow several hours between measurements to let chemicals fully mix and react.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: BioGuard Lo 'N Slo is ideal for pool owners and professional service techs who need a dependable granular pH decreaser that acts predictably and dissolves quickly. Choose this 8 lb, 2-pack if you want on-hand supply for seasonal adjustments, frequent testing routines, or multiple pools — especially when you need safe compatibility with plaster, vinyl, fiberglass, or concrete finishes.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use BioGuard Lo 'N Slo with a saltwater pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s compatible with salt systems; add with pump running and retest pH\/alkalinity after several hours.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long before pH levels stabilize after dosing?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: You should see changes within hours; full stabilization usually takes 24–48 hours depending on circulation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BioGuard","offers":[{"title":"Default Title","offer_id":56824127750484,"sku":"B0DGLM747J","price":103.31,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/bioguard-lo-n-slo-front-pack.jpg?v=1786980767"},{"product_id":"spachoice-alkalinity-increaser-for-hot-tub-2-lb-4-pack-fast-dissolving-granules-stabilizes-ph","title":"SpaChoice Alkalinity Increaser for Hot Tub — 2 lb (4-Pack) Fast-Dissolving Granules, Stabilizes pH","description":"\u003cp\u003e\u003cstrong\u003eSpaChoice Premium Alkalinity Increaser is a fast-dissolving granular formula designed to raise and stabilize total alkalinity in hot tub water.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping total alkalinity in the recommended 80–140 ppm range is one of the simplest ways to protect hot tub equipment, reduce pH fluctuations, and make sanitizers work more consistently. This SpaChoice product is formulated specifically to correct low alkalinity without adding heavy particulates or long settling time. It dissolves quickly and is easy to dose, so you can return your spa to balanced water in under an hour when used with routine testing.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use this alkalinity increaser safely and accurately?\u003c\/h3\u003e\n\n\u003cp\u003eMeasure and add small increments, circulate, then retest—repeat until the target range is achieved. For best results dissolve the granules in a small plastic pail of warm water first to avoid direct contact with the shell or plumbing. Allow the pump and jets to run between tests so the product disperses evenly through the system.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdd 1 ounce (about 2 tablespoons) to the spa water as a starting dose.\u003c\/li\u003e\n  \u003cli\u003eCirculate water for 30 minutes before retesting total alkalinity.\u003c\/li\u003e\n  \u003cli\u003eRepeat dosing and retesting until total alkalinity reads 80–140 ppm.\u003c\/li\u003e\n  \u003cli\u003eAlways test with a reliable alkalinity test kit before and after adjustments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat problems does raising total alkalinity prevent?\u003c\/h3\u003e\n\n\u003cp\u003eMaintaining proper total alkalinity stabilizes pH and reduces rapid swings that cause \"pH bounce.\" When alkalinity is in the correct range you’ll see fewer surface etches, less scale formation, and lower risk of metal corrosion. Balanced alkalinity also helps sanitizers maintain their effectiveness so water stays clearer and safer.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMinimizes pH drift and unpredictable fluctuations.\u003c\/li\u003e\n  \u003cli\u003eReduces scale deposits on heaters and surfaces.\u003c\/li\u003e\n  \u003cli\u003eHelps prevent corrosion of metal components and fittings.\u003c\/li\u003e\n  \u003cli\u003eSupports consistent sanitizer performance for clearer water.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow quickly will I see results after adding the product?\u003c\/h3\u003e\n\n\u003cp\u003eThis granular formula dissolves quickly and will begin affecting total alkalinity within the first circulation cycle. Expect to retest after 30 minutes; many owners reach their target in one or two adjustments. If needed, repeat short dosing cycles until the test reads between 80 and 140 ppm.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eGranules dissolve rapidly when pre-dissolved in a small bucket.\u003c\/li\u003e\n  \u003cli\u003eInitial circulation time: 30 minutes before retesting.\u003c\/li\u003e\n  \u003cli\u003eTypical adjustments require one or two short repeat doses.\u003c\/li\u003e\n  \u003cli\u003eDo not over-dose—make small incremental additions and retest.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use this with any hot tub sanitizer or surface material?\u003c\/h3\u003e\n\n\u003cp\u003eSpaChoice alkalinity increaser is compatible with common hot tub sanitizers and surface types when used according to directions. It’s intended to complement regular sanitizer routines and routine water testing. Always consult your spa manufacturer’s care guidelines if you have specialty finishes or proprietary equipment.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompatible with chlorine and bromine sanitizer programs when balanced.\u003c\/li\u003e\n  \u003cli\u003eSafe for acrylic and common spa surfaces when diluted first.\u003c\/li\u003e\n  \u003cli\u003eHelps protect heaters, pumps, and metallic fittings from corrosion.\u003c\/li\u003e\n  \u003cli\u003eFollow manufacturer recommendations for specialty or exotic finishes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: SpaChoice Premium Alkalinity Increaser is aimed at hot tub owners, property managers, and installers who monitor water chemistry and want a reliable, easy-to-use product to raise total alkalinity. It’s especially useful for new fills, spas experiencing pH instability, and routine maintenance where precise incremental adjustments are preferred. If you test regularly, want to prevent scale and corrosion, and prefer granular products that dissolve quickly, this 2-pound unit in a four-pack offers practical value and consistent performance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much should I add to raise my spa's alkalinity?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Start with 1 ounce (2 tablespoons), circulate 30 minutes, then retest. Repeat small doses until total alkalinity reaches 80–140 ppm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add the granules directly to the spa water?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: For best results dissolve in a small plastic pail of water first, then add to the spa to avoid surface contact and ensure even distribution.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SpaChoice","offers":[{"title":"Default Title","offer_id":56824253874516,"sku":"B0CWVQKMYY","price":89.05,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/spachoice-front-packaging-2lb-4pack.jpg?v=1786981933"},{"product_id":"robelle-pool-stabilizer-cyanuric-acid-14-lb-fast-dissolving-chlorine-conditioner-predictable-dosing","title":"Robelle Pool Stabilizer Cyanuric Acid 14 lb — Fast-Dissolving Chlorine Conditioner, Predictable Dosing","description":"\u003cstrong\u003eRobelle 14-Pounds Premium Chlorine Stabilizer and Conditioner is a cyanuric acid treatment designed to protect and extend the life of pool chlorine by maintaining a recommended stabilizer level of 40–100 ppm.\u003c\/strong\u003e\n\n\u003cp\u003eKeeping pool chlorine effective under sun and heat starts with the right stabilizer. Robelle's 14-pound bag supplies concentrated cyanuric acid formulated to dissolve quickly and raise cyanuric levels predictably so your sanitizer lasts longer and performs more consistently. Use a reliable test kit to monitor levels, follow the dosing guidance, and allow full circulation for complete dissolution.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly does this stabilizer work and how should I add it?\u003c\/h3\u003e\n\u003cp\u003eThe powder disperses rapidly when added properly and usually dissolves fully after 24 hours of continuous circulation. For best results, add the product slowly into the skimmer while the pump is running or pre-dissolve in a pail of warm water and pour the solution into the skimmer.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecirculate water continuously for 24 hours to dissolve completely.\u003c\/li\u003e\n  \u003cli\u003eAdd slowly to the skimmer to avoid undissolved residue on the pool floor.\u003c\/li\u003e\n  \u003cli\u003ePremix in warm water if you prefer a liquid addition method.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat dose raises cyanuric acid to the recommended range?\u003c\/h3\u003e\n\u003cp\u003eThis formulation allows predictable increases: for example, 6 ounces of product raises cyanuric acid about 10 ppm in 5,000 gallons. For a new pool or a pool with no stabilizer, add 4 ounces per 1,000 gallons to approach the 40–100 ppm target range, then re-test and adjust as needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e4 oz per 1,000 gallons for initial conditioning when stabilizer is absent.\u003c\/li\u003e\n  \u003cli\u003e6 oz per 5,000 gallons raises cyanuric acid approximately 10 ppm.\u003c\/li\u003e\n  \u003cli\u003eRefer to a pool volume chart and a test kit to dial in precise dosing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product change my chlorine or pH maintenance routine?\u003c\/h3\u003e\n\u003cp\u003eRobelle’s stabilizer reduces chlorine loss from sunlight, which often lowers the frequency of chlorine top-ups. It does not replace chlorine; continue maintaining residual chlorine at 2.0–4.0 ppm and pH at 7.4–7.6 for optimal water balance and sanitizer effectiveness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHelps reduce chlorine consumption—manufacturers report up to 25% savings in some conditions.\u003c\/li\u003e\n  \u003cli\u003eMaintain free chlorine residuals between 2.0 and 4.0 ppm as usual.\u003c\/li\u003e\n  \u003cli\u003eKeep pH stable at 7.4–7.6 to ensure proper sanitizer performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this product is for: Robelle 14-Pounds Premium Chlorine Stabilizer is intended for pool owners and maintenance professionals who want a predictable, cost-effective method to protect chlorine from UV degradation. It's especially useful for outdoor pools exposed to direct sunlight, new fills that need initial stabilizer, or any pool where test results show cyanuric acid below the recommended 40–100 ppm range. Use alongside regular testing, a clean filter, and standard chlorine and pH maintenance for best results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eProduct notes:\u003c\/strong\u003e Always test pool water before and after addition to confirm cyanuric acid concentration. Follow local regulations for pool chemical handling, wear appropriate protective equipment, and store the product in a cool, dry place away from incompatible substances.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Robelle stabilizer do I add to a new pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Add 4 oz per 1,000 gallons for a newly filled pool to approach 40–100 ppm; then retest after 24 hours.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I pour the powder directly into the pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Add slowly into the skimmer while the pump runs or premix in warm water and pour into the skimmer for best dissolution.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Robelle","offers":[{"title":"Default Title","offer_id":56824263344468,"sku":"B07QXTRH4C","price":101.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/robelle-front-packaging-14lb.jpg?v=1786982050"},{"product_id":"leisure-time-spa-down-granular-ph-and-alkalinity-reducer-2-5-lb-each-4-pack-for-hot-tubs-fast-ph-correction","title":"Leisure Time Spa Down granular pH and alkalinity reducer, 2.5 lb each — 4-pack for hot tubs, fast pH correction","description":"\u003cstrong\u003eLeisure Time Spa Down is a granular pH and alkalinity reducer formulated to quickly lower high pH and total alkalinity in spa water for clearer, more comfortable soaking.\u003c\/strong\u003e\n\nKeeping hot tub water balanced is essential for comfort, equipment longevity, and sanitizer performance. Leisure Time Spa Down offers an easy-to-use granular formula designed to bring pH and total alkalinity down to recommended ranges so sanitizers like chlorine or bromine can work efficiently. This 2.5-pound container, sold in a convenient 4-pack, is compatible with common sanitizer systems and designed for routine water care without complicated mixing.\n\n\u003ch3\u003eHow does Spa Down improve sanitizer performance?\u003c\/h3\u003e\n\u003cp\u003eWhen pH drifts high, sanitizers become less effective at controlling bacteria and algae. Lowering pH with Spa Down restores the correct chemical balance, helping your sanitizer act as intended so your water stays cleaner between treatments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReduces pH toward the ideal 7.2–7.8 range for optimal sanitizer activity\u003c\/li\u003e\n  \u003cli\u003eLowers total alkalinity to stabilize pH and prevent rapid swings\u003c\/li\u003e\n  \u003cli\u003eWorks with bromine, chlorine, and biguanide systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use this granular pH reducer safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eMeasure and add small amounts according to your spa volume and current pH\/alkalinity readings. Dissolve or broadcast carefully with the pump running, then retest after circulation to confirm levels are within the target range.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest pH and total alkalinity before adding product\u003c\/li\u003e\n  \u003cli\u003eAdd recommended dose gradually, allow 15–30 minutes circulation, then retest\u003c\/li\u003e\n  \u003cli\u003eAvoid adding directly to bathers; keep pump running during treatment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill Spa Down work with my hot tub sanitizer?\u003c\/h3\u003e\n\u003cp\u003eYes—Spa Down is formulated for compatibility with standard sanitizers, so you can use it alongside bromine, chlorine, or biguanide without interfering with their chemistry. It helps those sanitizers maintain peak performance when pH is returned to the correct range.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with bromine, chlorine, and biguanide-based sanitizers\u003c\/li\u003e\n  \u003cli\u003eHelps sanitizers remain effective by maintaining proper pH\u003c\/li\u003e\n  \u003cli\u003eSuitable for routine adjustments and periodic maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I use Spa Down to keep water balanced?\u003c\/h3\u003e\n\u003cp\u003eFrequency depends on load, bather use, and source water. Test water weekly; apply Spa Down whenever pH or alkalinity readings exceed recommended ranges to avoid scaling, cloudiness, and reduced sanitizer function.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest spa water at least once a week and after heavy use\u003c\/li\u003e\n  \u003cli\u003eAdd only as needed based on test results to maintain balance\u003c\/li\u003e\n  \u003cli\u003eKeep spare containers on hand—this listing includes a 4-pack for convenience\u003c\/li\u003e\n\u003c\/ul\u003e\n\nWho is this for?\n\nLeisure Time Spa Down is suited for hot tub and spa owners who monitor water chemistry and want a reliable, compatible product to reduce high pH and alkalinity. It’s a practical choice for backyard spa enthusiasts, property managers, and service professionals who need a granular, easy-to-use solution that integrates with common sanitizer systems. Use it as part of a regular maintenance routine to protect equipment, improve water clarity, and help sanitizers perform as intended.\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Spa Down with chlorine or bromine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Spa Down is compatible with chlorine, bromine, and biguanide sanitizers and helps them work more effectively by returning pH to the ideal range.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Spa Down should I add?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Dose depends on spa volume and test results. Start with small amounts, circulate 15–30 minutes, then retest and repeat until pH and alkalinity reach target ranges.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Leisure Time","offers":[{"title":"Default Title","offer_id":56828028191060,"sku":"B00ISDC7FM","price":88.93,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/leisure-time-spa-down-front-label.jpg?v=1786994979"},{"product_id":"bioguard-calcium-hardness-increaser-balance-pak-300-12-lb-fast-dissolving-pellets-for-clear-water-and-surface-protection","title":"BioGuard Calcium Hardness Increaser Balance Pak 300 — 12 lb fast-dissolving pellets for clear water and surface protection","description":"\u003cp\u003e\u003cstrong\u003eBioGuard Balance Pak 300 Calcium Hardness Increaser is a 12 lb pellet formula designed to raise and stabilize your pool's calcium hardness for clearer water and protected surfaces.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping calcium hardness in the correct range prevents plaster etching, liner wrinkling, and equipment stress while helping chemicals perform predictably. BioGuard's Balance Pak 300 comes in a convenient 12-pound container filled with quick-dissolving pellets that let you boost hardness without long cloudy periods. The formulation focuses on reliable, controllable increases in calcium levels so you can maintain a balanced pool that looks inviting and reduces the risk of surface damage.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will Balance Pak 300 raise my pool's calcium hardness?\u003c\/h3\u003e\n\n\u003cp\u003eResults are visible within hours as the pelletized formula dissolves faster than many granular products, minimizing prolonged cloudiness. Exact change depends on pool volume and starting hardness, so measure before and after adding product for precise adjustments.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdds calcium ions via a concentrated pellet that dissolves rapidly.\u003c\/li\u003e\n  \u003cli\u003eTypical dissolution time: hours rather than days, depending on circulation and water temperature.\u003c\/li\u003e\n  \u003cli\u003eTest water before adding and retest 4–24 hours after application to confirm levels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product protect my pool surfaces and equipment?\u003c\/h3\u003e\n\n\u003cp\u003eYes — keeping calcium hardness in the correct range reduces the risk of plaster etching, liner deformation, and metal corrosion caused by imbalanced water. Balance Pak 300 supports equipment longevity by preventing corrosive low-hardness conditions and reducing abrasive scale formation from drastic swings in mineral content.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHelps prevent acidic conditions that can etch plaster or damage finishes.\u003c\/li\u003e\n  \u003cli\u003eReduces tension on vinyl liners by minimizing swelling\/shrinkage cycles.\u003c\/li\u003e\n  \u003cli\u003ePromotes stable chemistry so heaters, pumps, and filters run under less strain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I apply the 12 lb Balance Pak 300 safely and effectively?\u003c\/h3\u003e\n\n\u003cp\u003eAlways test your calcium hardness, pH, and total alkalinity before treatment. Broadcast pellets evenly around the deep end with the pump running, avoid adding near skimmers, and never mix with other chemicals. For best results, add small increments, allow circulation, and retest — this approach prevents overshooting the target hardness.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eWear gloves and eye protection when handling product.\u003c\/li\u003e\n  \u003cli\u003eWith pump running, pour pellets slowly into the deep water away from returns and skimmers.\u003c\/li\u003e\n  \u003cli\u003eWait 4–24 hours and retest; repeat small additions if necessary.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much calcium hardness will a 12 lb container change in my pool?\u003c\/h3\u003e\n\n\u003cp\u003eThe change depends on pool volume and current hardness. Use a water volume calculator and the product dosing guidance to estimate increases — smaller, staged doses give you better control and avoid oversaturation.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCalculate pool gallons and measure current hardness before dosing.\u003c\/li\u003e\n  \u003cli\u003eAdd in stages and retest to reach the recommended range for your finish type.\u003c\/li\u003e\n  \u003cli\u003eContact local pros or the BioGuard label for dosing charts based on gallons.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? BioGuard Balance Pak 300 12 lb is aimed at pool owners, maintenance professionals, and service technicians who need a dependable calcium hardness increaser in a pellet form that dissolves quickly. It suits plaster, concrete, and vinyl pools where maintaining proper mineral levels is essential to preserve surfaces and mechanical systems. Choose this product if you want a measured, easy-to-apply way to raise calcium hardness and protect your investment while keeping water clear and chemically balanced.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How soon should I retest after adding Balance Pak 300?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Retest calcium hardness 4–24 hours after application once pellets have dissolved and circulation has run.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add Balance Pak 300 near the skimmer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — pour pellets into deep water away from skimmers and returns to allow even dissolution and avoid concentrated dosing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BioGuard","offers":[{"title":"Default Title","offer_id":56829291397460,"sku":"B01CK4RKS8","price":100.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/bioguard-balance-pak-300-front-label.jpg?v=1786997322"},{"product_id":"robelle-alkalinity-up-for-pools-10-lb-sodium-bicarbonate-powder-to-raise-total-alkalinity-stabilize-ph","title":"Robelle Alkalinity Up for Pools 10 lb — Sodium Bicarbonate Powder to Raise Total Alkalinity \u0026 Stabilize pH","description":"\u003cp\u003e\u003cstrong\u003eRobelle 10-Pounds Premium Alkalinity Up is a 100% sodium hydrogen carbonate powder formulated to raise total alkalinity and help maintain stable pool pH.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for pool owners and service professionals, Robelle Alkalinity Up offers a simple, effective way to correct low total alkalinity without using harsh acids or complex dosing schemes. Made in the USA and packaged in a 10-pound container, this product is intended for regular maintenance and occasional adjustments to keep pool chemistry balanced and more resistant to pH swings.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Robelle Alkalinity Up affect my pool’s chemistry?\u003c\/h3\u003e\n\u003cp\u003eAdding sodium hydrogen carbonate raises the total alkalinity, which buffers the water and reduces rapid pH changes. It does not significantly change calcium hardness or sanitizer levels, making it a targeted solution for alkalinity correction.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncreases total alkalinity measured in ppm to recommended ranges.\u003c\/li\u003e\n  \u003cli\u003eBuffers pH to reduce frequent up-and-down adjustments.\u003c\/li\u003e\n  \u003cli\u003eNeutral, bicarbonate-based powder that mixes readily in pool water.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I dose the 10-pound container for my pool?\u003c\/h3\u003e\n\u003cp\u003eDosing depends on pool volume and current alkalinity. Start with the label’s recommended test-and-add method: dissolve or broadcast in sections, test after a few hours, and repeat in small increments until desired alkalinity is reached.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCalculate pool gallons and consult label for ppm adjustments per pound.\u003c\/li\u003e\n  \u003cli\u003eAdd gradually—common practice is partial additions with retesting after circulation.\u003c\/li\u003e\n  \u003cli\u003eApply to deep end or mix in a bucket first for even distribution when necessary.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhen and how often should I use this product?\u003c\/h3\u003e\n\u003cp\u003eUse Alkalinity Up whenever total alkalinity tests below the recommended range or after heavy rain, dilution, or frequent pH fluctuations. Regular monthly checks during peak season help prevent larger corrections later.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest weekly during warm months and after heavy swimmer use or storms.\u003c\/li\u003e\n  \u003cli\u003ePerform incremental adjustments rather than single large doses.\u003c\/li\u003e\n  \u003cli\u003eCombine with pH testing to ensure both alkalinity and pH remain balanced.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs Robelle Alkalinity Up compatible with other pool chemicals?\u003c\/h3\u003e\n\u003cp\u003eYes—sodium hydrogen carbonate is widely compatible with routine chlorine-based sanitizers, algaecides, and clarifiers when used according to label directions. Always test water before and after adding any chemical and allow filtration to circulate the product fully.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe to use with chlorine, bromine, and most oxidizers when dosed properly.\u003c\/li\u003e\n  \u003cli\u003eAvoid adding at the same moment as concentrated acids or reactive compounds.\u003c\/li\u003e\n  \u003cli\u003eAllow full circulation and retest to confirm target alkalinity and pH.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Robelle 10-Pounds Premium Alkalinity Up is aimed at residential pool owners, maintenance technicians, and seasonal service businesses who need a reliable, made-in-USA sodium bicarbonate product to raise and stabilize total alkalinity. It’s best suited for pools that require periodic alkalinity correction and for users who prefer a straightforward, targeted approach to improving water balance without altering other chemical factors.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much will one pound raise alkalinity?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It depends on pool volume; follow label charts—retest after each partial addition for precise ppm changes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this with chlorine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Compatible with chlorine when added separately and after proper circulation and retesting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Robelle","offers":[{"title":"Default Title","offer_id":56829824008532,"sku":"B000UVML88","price":90.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/robelle-alkalinity-up-front-packaging.jpg?v=1786998562"},{"product_id":"leisure-time-spa-up-spa-alkalinity-increaser-2-lb-4-pack-slow-acting-granular-formula-for-balanced-hot-tub-water","title":"Leisure Time Spa Up spa alkalinity increaser 2 lb, 4‑pack — slow‑acting granular formula for balanced hot tub water","description":"\u003cp\u003e\u003cstrong\u003eLeisure Time Spa Up is a concentrated granular formula designed to raise and stabilize total alkalinity in spas and hot tubs for more comfortable, balanced water.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping total alkalinity in the recommended range helps prevent rapid pH swings and protects both equipment and bathers. Leisure Time Spa Up delivers a controlled, slow-acting alkalinity increase so you can fine-tune water balance without overshooting. Each 2-pound container in this 4-pack provides an economical supply for routine maintenance of home spas, portable hot tubs, and small commercial tubs.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will Spa Up change my spa’s alkalinity?\u003c\/h3\u003e\n\u003cp\u003eSpa Up is a concentrated granular treatment formulated to dissolve and raise alkalinity gradually rather than in a single, abrupt jump. That slower action makes it easier to test and adjust without causing pH bounce. Expect incremental increases over several hours; always retest before adding more product.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdd small doses and allow circulation for 2–4 hours before retesting.\u003c\/li\u003e\n  \u003cli\u003eTypical target range: 80–120 ppm total alkalinity.\u003c\/li\u003e\n  \u003cli\u003eWorks with chlorine, bromine, ozone, and biguanide sanitizer systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I apply Spa Up safely in my hot tub?\u003c\/h3\u003e\n\u003cp\u003eMeasure the current total alkalinity with reliable test strips or a test kit and calculate the required dose. With circulation running, broadcast Spa Up around the perimeter or dissolve it in a bucket of water first for very small tubs, then add slowly. Avoid adding other water chemistry products at the same moment to prevent interactions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest before adding: know your starting ppm.\u003c\/li\u003e\n  \u003cli\u003eAdd product in small increments, circulate, and retest.\u003c\/li\u003e\n  \u003cli\u003eKeep bather use suspended until readings are stable and safe.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill Spa Up interfere with my sanitizer or equipment?\u003c\/h3\u003e\n\u003cp\u003eSpa Up is designed to be compatible with common spa sanitizers and systems, including chlorine, bromine, ozone, and biguanide. Used as directed, it helps stabilize pH indirectly by holding alkalinity steady, which reduces stress on control equipment and surface finishes. Avoid combining with other granular chemicals at the same time to prevent localized concentrations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with most sanitizers: chlorine, bromine, ozone, biguanide.\u003c\/li\u003e\n  \u003cli\u003eHelps reduce pH bounce that can stress heaters and surfaces.\u003c\/li\u003e\n  \u003cli\u003eDo not mix undissolved chemicals together directly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this product is for: Leisure Time Spa Up is intended for spa and hot tub owners who want a straightforward, economical way to maintain total alkalinity within the recommended 80–120 ppm range. It’s well suited to homeowners, seasonal property managers, and small commercial operators who prefer granular, controlled dosing to protect finishes, extend equipment life, and keep water comfortable for users. If you already use Leisure Time or other Sigura family products like HTH or GLB, Spa Up integrates easily into an established water-care routine.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eUsage tips:\u003c\/em\u003e store containers dry and sealed, follow label directions for dosing, and always retest water after circulation. For persistent imbalance issues, review total dissolved solids, calcium hardness, and sanitizer routine as part of a full maintenance check.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Spa Up should I add to raise alkalinity?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Dose depends on spa volume and current alkalinity; add small increments, circulate 2–4 hours, then retest until you reach 80–120 ppm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Spa Up with bromine or biguanide systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Spa Up is compatible with chlorine, bromine, ozone, and biguanide sanitizers when used as directed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Leisure Time","offers":[{"title":"Default Title","offer_id":56829878567252,"sku":"B010E2GZZC","price":87.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/leisure-time-spa-up-front-packaging.jpg?v=1786999135"},{"product_id":"mav-aquadoc-ph-down-for-pools-sodium-bisulfate-decreaser-10-lb-fast-dissolving-chlorine-saltwater-safe","title":"MAV AquaDoc pH Down for Pools — Sodium Bisulfate Decreaser, 10 lb Fast‑Dissolving \u0026 Chlorine\/Saltwater Safe","description":"\u003cp\u003e\u003cstrong\u003eMAV AquaDoc pH Down is a sodium bisulfate dry acid formulated to lower high pool pH and alkalinity quickly and safely for clearer, more balanced water.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping pool water balanced means better clarity, longer-lasting equipment, and a more comfortable swim. MAV AquaDoc pH Down (10 lb) is a professional-grade, fast-dissolving dry acid designed for residential and commercial pools. It targets elevated pH and total alkalinity to help prevent scale, cloudy water, and circulation issues while being compatible with chlorine, bromine, and saltwater systems. This product is made in the USA to consistent quality standards and is intended for routine pool maintenance during openings, closings, or season-long adjustments.\u003c\/p\u003e\n\n\u003ch3\u003eHow does MAV AquaDoc pH Down lower pool pH and alkalinity?\u003c\/h3\u003e\n\u003cp\u003eMAV AquaDoc uses sodium bisulfate, a dry acidic salt, that reacts with pool water to reduce pH and, with repeated additions, lower total alkalinity. It dissolves quickly when added to the deep end so it can begin neutralizing alkaline components and bring water back into target ranges.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActive ingredient: sodium bisulfate (dry acid) for predictable pH reduction.\u003c\/li\u003e\n  \u003cli\u003eFast-dissolving granules—add to deep end, no premixing required.\u003c\/li\u003e\n  \u003cli\u003eWorks with standard test kits to fine-tune dosing and reach target pH.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use this 10 lb bag safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eWear protective gloves and eyewear when handling concentrated chemicals. Broadcast granules into the deepest section of the pool while the pump runs, avoid adding near skimmers, and wait recommended time before retesting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest pH and alkalinity before adding product to determine dose.\u003c\/li\u003e\n  \u003cli\u003eAdd to deep end while pump circulates; allow 15–30 minutes before retesting.\u003c\/li\u003e\n  \u003cli\u003eAdjust incrementally—small doses followed by retesting prevent overcorrection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it work with my chlorine or saltwater system?\u003c\/h3\u003e\n\u003cp\u003eYes. MAV AquaDoc pH Down is compatible with chlorine, bromine, and saltwater pools. Lowering pH with this product supports sanitizer performance and clarity but should be part of a complete water care routine.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe for use with common pool sanitizers when dosed correctly.\u003c\/li\u003e\n  \u003cli\u003eHelps stabilizers and chlorine work more efficiently at proper pH.\u003c\/li\u003e\n  \u003cli\u003eRegular monitoring avoids impacts on sanitizer levels after pH changes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does it protect pool surfaces and equipment?\u003c\/h3\u003e\n\u003cp\u003eHigh pH and alkalinity encourage calcium scaling, cloudy water, and reduced circulation efficiency. By bringing pH down into the recommended range, this sodium bisulfate product reduces the chance of scale buildup on surfaces, heaters, and plumbing components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHelps prevent calcium deposits and roughening on plaster and tile.\u003c\/li\u003e\n  \u003cli\u003eReduces likelihood of cloudy water caused by mineral imbalance.\u003c\/li\u003e\n  \u003cli\u003eSupports longer equipment life through balanced water chemistry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: MAV AquaDoc pH Down 10 lb is intended for pool owners, maintenance professionals, and facility managers who need a reliable, made-in-USA dry acid to correct high pH and alkalinity. It’s suitable for backyard pools, commercial pools, and anyone who performs routine chemical balancing and prefers a fast-dissolving granular formula that integrates with common sanitizers. If you test and maintain water regularly and follow safety instructions, this product helps keep water clear and systems running efficiently.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long after adding MAV AquaDoc can I retest pH?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Wait 15–30 minutes with the pump running before retesting pH and alkalinity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this product safe for saltwater pools?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. MAV AquaDoc is compatible with chlorine, bromine, and saltwater pool systems.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MAV AquaDoc","offers":[{"title":"Default Title","offer_id":56830461477204,"sku":"B0DZ6QVWNC","price":80.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/mav-aquadoc-10lb-bag-front.jpg?v=1787004953"},{"product_id":"mav-aquadoc-ph-up-soda-ash-pool-ph-increaser-10-lb-fast-dissolving-sodium-carbonate-for-stable-ph","title":"MAV AquaDoc pH Up Soda Ash Pool pH Increaser — 10 lb Fast-Dissolving Sodium Carbonate for Stable pH","description":"\u003cp\u003e\u003cstrong\u003eMAV AquaDoc pH Up is a fast-dissolving soda ash powder designed to safely raise and stabilize pool pH for clearer, more comfortable water.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your pool reads acidic on test strips or causes metal fittings to corrode and swimmers to experience eye irritation, a targeted pH increaser like MAV AquaDoc pH Up helps correct low pH quickly. This professional-grade sodium carbonate formula dissolves easily, works with common sanitizers, and is packaged in a convenient 10 lb size for residential pools.\u003c\/p\u003e\n\n\u003ch3\u003eHow does MAV AquaDoc pH Up raise my pool’s pH effectively?\u003c\/h3\u003e\n\u003cp\u003eThe active ingredient is high-purity sodium carbonate (soda ash), which increases alkalinity and pH when added to pool water. Because it dissolves fast, the product begins working soon after application so you can retest and adjust within hours rather than days.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-quality sodium carbonate for predictable pH change\u003c\/li\u003e\n  \u003cli\u003eFast-dissolving powder—no pre-mixing required\u003c\/li\u003e\n  \u003cli\u003eFormulated to boost pH without excessive added solids\u003c\/li\u003e\n  \u003cli\u003eSuitable for routine adjustments or after heavy rain and pool use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this work with my chlorine or saltwater system?\u003c\/h3\u003e\n\u003cp\u003eYes. MAV AquaDoc pH Up is compatible with chlorine, salt-chlorine generators, bromine, and mineral sanitizer systems. It raises pH without interfering with common sanitizers when used according to dosing guidance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe for chlorine and bromine-treated pools\u003c\/li\u003e\n  \u003cli\u003eWorks with salt systems—add to the pool water, not the skimmer\u003c\/li\u003e\n  \u003cli\u003eHelps protect heaters, pumps, and metal fittings from low-pH corrosion\u003c\/li\u003e\n  \u003cli\u003eSupports balanced water chemistry for clearer swimming conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use this 10 lb bag safely and accurately?\u003c\/h3\u003e\n\u003cp\u003eFor best results, test pH and total alkalinity before adding chemical. Broadcast the powder around the deep end while the pump runs, avoid adding directly to skimmer, then allow full circulation and retest after a few hours. Always follow label safety instructions and wear protective gear if needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest water first—target pH 7.2–7.6\u003c\/li\u003e\n  \u003cli\u003eAdd with pump running; avoid direct skimmer application\u003c\/li\u003e\n  \u003cli\u003eWait several hours and retest; repeat small doses as needed\u003c\/li\u003e\n  \u003cli\u003eStore sealed, dry, and away from acids\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much product should I add to my pool?\u003c\/h3\u003e\n\u003cp\u003eDosing depends on pool volume and current pH\/alkalinity. Small, incremental additions let you reach the desired pH without overshooting; consult product directions or a pool calculator for precise amounts based on your pool’s gallons and test results.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse pool volume and test levels to calculate dose\u003c\/li\u003e\n  \u003cli\u003eAdd in increments, retest, then repeat if necessary\u003c\/li\u003e\n  \u003cli\u003e10 lb package covers multiple adjustments for typical residential pools\u003c\/li\u003e\n  \u003cli\u003eProfessional pool stores can help with exact dosing guidance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? MAV AquaDoc pH Up is made for homeowners and caretakers who want a reliable, USA-made soda ash product to keep backyard pools balanced and comfortable. It’s suitable for caregivers managing chlorine or salt systems, small commercial settings requiring simple pH corrections, and anyone seeking a fast-dissolving, easy-to-use pH increaser in a practical 10 lb size.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is MAV AquaDoc pH Up safe for saltwater pools?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s compatible with salt-chlorine generators when added to pool water per instructions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How soon should I retest pH after adding this product?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Run the pump and retest after several hours; repeat small doses until you reach the target pH.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MAV AquaDoc","offers":[{"title":"Default Title","offer_id":56830461575508,"sku":"B0DZ6L6SDT","price":82.93,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/mav-aquadoc-bag-front.jpg?v=1787004952"},{"product_id":"api-water-api-pepper-salt-water-pool-balancer-2-lb-white-granular-reduces-scale-phosphates","title":"API Water API Pepper Salt Water Pool Balancer 2 lb — White Granular, Reduces Scale \u0026 Phosphates","description":"\u003cp\u003e\u003cstrong\u003eAPI Pepper is a white granular pool balancer designed for salt water systems to reduce scale and corrosion while keeping phosphate levels low.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeep your salt water pool equipment running efficiently with API Water's API Pepper. This two-pound granulated formula works alongside salt chlorine generators and pool hardware to slow mineral deposits, support sanitizer performance, and help manage phosphate concentrations that can interfere with water clarity and sanitizer activity. Easy to apply and safe for typical pool surfaces when used as directed, API Pepper is intended as part of a routine pool maintenance plan rather than a one-time fix.\u003c\/p\u003e\n\n\u003ch3\u003eHow does API Pepper protect my salt chlorine generator?\u003c\/h3\u003e\n\n\u003cp\u003eAPI Pepper reduces the formation of scale on generator cells by binding minerals that tend to precipitate at the cell surface. That helps maintain cell efficiency and reduces cleaning frequency, which can extend the cell’s operational life.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFormulated to limit mineral buildup on titanium and coated cells\u003c\/li\u003e\n  \u003cli\u003eLess frequent manual cell scraping or chemical cell cleaners\u003c\/li\u003e\n  \u003cli\u003eHelps preserve consistent chlorine output from the generator\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product help my pool water clarity and sanitizer performance?\u003c\/h3\u003e\n\n\u003cp\u003eBy helping keep phosphate levels low and minimizing scale, API Pepper supports the overall effectiveness of your sanitizer. Clearer water results when sanitizers can work without interference from organics or mineral haze.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSupports more reliable sanitizer contact with contaminants\u003c\/li\u003e\n  \u003cli\u003eHelps reduce cloudy water caused by suspended mineral particles\u003c\/li\u003e\n  \u003cli\u003eWorks in tandem with routine filtration and sanitizing practices\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use API Pepper safely and when should I add it?\u003c\/h3\u003e\n\n\u003cp\u003eFollow the label directions for dosing based on pool volume and current water chemistry. Add the granules with the pump running and distribute them evenly; avoid dumping concentrated piles directly onto pool surfaces to prevent staining or localized pH shifts.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTest pH, alkalinity, salt, and phosphate levels before treatment\u003c\/li\u003e\n  \u003cli\u003eAdd with circulation on and allow the system to run for several hours\u003c\/li\u003e\n  \u003cli\u003eRetest water after 24–48 hours and repeat dosing per label if needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDoes API Pepper affect pool surfaces or equipment warranties?\u003c\/h3\u003e\n\n\u003cp\u003eWhen used according to instructions, the granular formula is compatible with common pool surfaces and equipment. Still, check your equipment manufacturer’s warranty and the product label to confirm compatibility and avoid voiding warranties from improper chemical use.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDesigned for salt water pools and compatible materials when used correctly\u003c\/li\u003e\n  \u003cli\u003eNot a substitute for manufacturer-recommended cleaning or maintenance\u003c\/li\u003e\n  \u003cli\u003eAlways follow dosage guidelines to protect finishes and seals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: API Pepper is made for pool owners and service professionals who operate salt chlorine generators and want a preventive maintenance product to limit scale, support sanitizer effectiveness, and help manage phosphate levels. It's best suited for routine preventative treatment rather than emergency remediation, and for anyone following a structured testing and treatment schedule to keep pool chemistry balanced.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I add API Pepper to my salt water pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow label dosing and retest water after 24–48 hours; frequency depends on pool chemistry and phosphate levels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is API Pepper safe for all pool surfaces and generators?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: When used per instructions it’s compatible with common surfaces and salt generators; check equipment warranties and label first.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"API Water","offers":[{"title":"Default Title","offer_id":56830584193364,"sku":"B010VZM70E","price":58.2,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/api-pepper-front-pouch.jpg?v=1787006087"},{"product_id":"splashwiz-proteam-hot-tub-ph-increaser-1-lb-2-pack-fast-acting-ph-up-for-spas","title":"SplashWiz ProTeam Hot Tub pH Increaser — 1 lb (2-Pack), Fast-Acting pH Up for Spas","description":"\u003cp\u003e\u003cstrong\u003eSplashWiz ProTeam Spa pH Increaser is a fast-acting pH Up powder that raises and stabilizes hot tub pH so you can safely use your spa right after treatment.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping hot tub water balanced is essential for comfort, equipment life and sanitizer performance. ProTeam Spa pH Increaser was formulated for spas and hot tubs to quickly correct acidic water and bring pH into the recommended 7.2–7.8 range. Each purchase includes a downloadable SplashWiz Hot Tub Chemicals Care Guide e-book to simplify routine maintenance and troubleshooting.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will my hot tub be ready after adding this pH increaser?\u003c\/h3\u003e\n\u003cp\u003eProTeam is designed to dissolve and raise pH rapidly so the spa can be used shortly after dosing. Wait times depend on circulation and starting pH, but typical pools and spas reach target range within one to two circulation cycles. Always retest before re-entering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDissolves quickly when added to circulating water\u003c\/li\u003e\n  \u003cli\u003eCan be used with all sanitizer types\u003c\/li\u003e\n  \u003cli\u003eCheck pH after 15–30 minutes of circulation\u003c\/li\u003e\n  \u003cli\u003eAdjust in small increments to avoid overshooting target\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product protect my hot tub components from corrosion?\u003c\/h3\u003e\n\u003cp\u003eMaintaining pH within the recommended window reduces acidic conditions that accelerate corrosion of metal fittings, heaters and plumbing. Using ProTeam regularly as part of a balanced water program helps protect equipment and extends component life. Pair pH control with total alkalinity management for best results.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHelps prevent acidic damage to metal and seals\u003c\/li\u003e\n  \u003cli\u003eSupports optimal sanitizer effectiveness\u003c\/li\u003e\n  \u003cli\u003eWorks best when used alongside alkalinity adjustments\u003c\/li\u003e\n  \u003cli\u003eRecommended range: 7.2–7.8 pH for spas\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs the ProTeam pH increaser safe to use with my sanitizer and cover?\u003c\/h3\u003e\n\u003cp\u003eYes — ProTeam Spa pH Increaser is compatible with chlorine, bromine and salt systems when used as directed. It won’t interfere with sanitizers when pH is adjusted properly. Always avoid adding dry chemicals directly onto surfaces or into the skimmer; broadcast slowly into circulation and allow full mixing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with all common sanitizers\u003c\/li\u003e\n  \u003cli\u003eApply to circulating water, not directly on surfaces\u003c\/li\u003e\n  \u003cli\u003eDo not mix with other dry chemicals\u003c\/li\u003e\n  \u003cli\u003eFollow label dosing for your spa volume\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat extra guidance comes with this 2-pack purchase?\u003c\/h3\u003e\n\u003cp\u003eEach order includes a QR code card to download the SplashWiz Hot Tub Chemicals Care Guide e-book. That concise guide walks through testing, dosing sequences, and simple troubleshooting to reduce guesswork and extend your spa’s lifespan. The e-book is ideal for new owners and seasoned hobbyists alike.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDownloadable care guide with step-by-step instructions\u003c\/li\u003e\n  \u003cli\u003ePractical dosing tips and testing frequency advice\u003c\/li\u003e\n  \u003cli\u003eGuidance on combining pH and alkalinity treatments\u003c\/li\u003e\n  \u003cli\u003eMade in USA — quality-controlled manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? SplashWiz ProTeam Spa pH Increaser is aimed at hot tub owners who want a reliable, fast-acting pH adjuster that’s simple to use and compatible with all sanitation systems. It’s especially useful for weekend owners, rental operators and anyone who prefers predictable water balance with a concise digital care guide. If you test regularly and want to avoid equipment problems and irritation from low pH, this product fits into a straightforward maintenance routine.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much product do I add to raise my hot tub pH?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Dose depends on spa volume and current pH; test first and add small increments, then retest after 15–30 minutes of circulation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this with bromine or salt systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. ProTeam is compatible with chlorine, bromine, and salt systems when used according to label directions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SplashWiz","offers":[{"title":"Default Title","offer_id":56830670897492,"sku":"B0C8KWT737","price":72.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/splashwiz-proteam-front-packaging_cbcae1ab-153d-4ab6-b621-af0e7ae22957.jpg?v=1787006966"},{"product_id":"frog-ph-total-alkalinity-decreaser-for-hot-tubs-and-swim-spas-2-pack-3-lb-bottles-with-trudose-cap-fast-dissolving-sanitize","title":"FROG pH \u0026 Total Alkalinity Decreaser for Hot Tubs and Swim Spas — 2-Pack 3 lb Bottles with TruDose Cap, Fast-Dissolving \u0026 Sanitize","description":"\u003cp\u003e\u003cstrong\u003eFROG DropH is a fast-dissolving pH and total alkalinity decreaser designed to quickly lower and stabilize pH and alkalinity in hot tubs and swim spas.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping pH and total alkalinity within the recommended range helps water feel better, protects equipment, and makes sanitizers work more reliably. This two-bottle pack of FROG DropH comes in 3 lb bottles fitted with the TruDose measuring cap so you can dose accurately without guesswork. The formula dissolves easily, works with chlorine, bromine, or salt sanitizers, and includes clear instructions and a dosage guide for hot tubs and swim spas.\u003c\/p\u003e\n\n\u003ch3\u003eHow does FROG DropH lower pH and alkalinity quickly and safely?\u003c\/h3\u003e\n\u003cp\u003eThe product contains a fast-dissolving acid formulation that reduces both pH and total alkalinity when added according to the directions. It’s designed to mix rapidly in circulating water to minimize cloudy spots and allow for quick retesting. Follow the dosage chart and retest after circulation to confirm balance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFast-dissolving granules that disperse in running water\u003c\/li\u003e\n  \u003cli\u003eCompatible with common sanitizers: chlorine, bromine, and salt systems\u003c\/li\u003e\n  \u003cli\u003eClear dosage instructions for hot tubs and swim spas\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes the TruDose measuring cap easier than pouring or estimating?\u003c\/h3\u003e\n\u003cp\u003eThe FROG TruDose cap seals to prevent spills and has standard cup and tablespoon markings so you can measure precisely without separate tools. Its translucent design lets you see liquid levels for exact dosing, reducing waste and overcorrection. Accurate measurement helps you reach the 7.2–7.8 pH window more reliably.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSealable cap to avoid accidental spills and moisture\u003c\/li\u003e\n  \u003cli\u003eBuilt-in cup and tablespoon indicators for precise dosing\u003c\/li\u003e\n  \u003cli\u003eTranslucent material for quick visual confirmation of amount\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this work with my hot tub or swim spa and sanitizer type?\u003c\/h3\u003e\n\u003cp\u003eYes—FROG DropH is formulated to be compatible with any hot tub or swim spa and can be used alongside chlorine, bromine, or salt sanitizing systems. The product’s instructions include specific dosing guidance for different water volumes so you can adjust for small hot tubs or larger swim spas. Always test water before and after treating to ensure safe and effective balance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe for all hot tub and swim spa sizes when dosed correctly\u003c\/li\u003e\n  \u003cli\u003eWorks with chlorine, bromine, and salt systems without interfering\u003c\/li\u003e\n  \u003cli\u003eDosage chart included for easy reference by water volume\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use FROG DropH for best results and safety?\u003c\/h3\u003e\n\u003cp\u003eTest your water with a reliable test strip, add the measured amount of DropH with the TruDose cap while the circulation pump is running, and wait the recommended time before retesting and rebalancing. Store bottles closed and dry, and follow label safety precautions to avoid skin or eye contact. If you need to lower alkalinity only, follow the product’s guidance to avoid lowering pH too far.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest first, dose with TruDose cap, circulate, then retest\u003c\/li\u003e\n  \u003cli\u003eFollow label safety directions and store sealed and dry\u003c\/li\u003e\n  \u003cli\u003eAdjust in small increments to avoid overcorrection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: FROG DropH is for hot tub and swim spa owners who want a simple, reliable way to lower and control pH and total alkalinity without complicated measuring tools. It’s especially useful for people who prefer clear dosing guidance, reduced spills, and compatibility with any sanitizer. Whether you maintain a small backyard spa or a larger swim spa, the TruDose cap and clear instructions help you keep water balanced and equipment protected.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long after adding DropH should I retest pH?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Run the circulation pump and retest after 30 minutes; if needed, wait up to 2 hours for full mixing before further adjustments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use DropH with a saltwater hot tub?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, FROG DropH is compatible with salt systems as well as chlorine and bromine sanitizers.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"FROG","offers":[{"title":"Default Title","offer_id":56830786273620,"sku":"B0FLRBHYHB","price":77.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/frog-droph-front-packaging.jpg?v=1787007836"},{"product_id":"mav-aquadoc-pool-calcium-hardness-increaser-calcium-chloride-10-lb-bag-fast-dissolving-flakes-for-chlorine-salt-pools","title":"MAV AquaDoc Pool Calcium Hardness Increaser — Calcium Chloride 10 lb bag, Fast-Dissolving Flakes for Chlorine \u0026 Salt Pools","description":"\u003cp\u003e\u003cstrong\u003eMAV AquaDoc Pool Calcium Hardness Increaser is a fast-dissolving calcium chloride formula designed to raise and stabilize calcium hardness in swimming pools quickly and safely.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping calcium hardness in the recommended range prevents corrosion of pool surfaces and equipment while helping water chemistry remain consistent. MAV AquaDoc’s 10 lb bag provides a measured, easy-to-use supply of calcium chloride flakes compatible with chlorine and saltwater systems. The product is made in the USA and formulated for both above-ground and inground pools to support long-term water balance and reduce maintenance headaches.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will this product change my pool’s calcium hardness?\u003c\/h3\u003e\n\u003cp\u003eResults are fast because the flakes dissolve readily when added to circulating water. You can expect measurable increases within minutes and normal circulation will distribute the calcium throughout the pool in about 15 minutes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFast-dissolving calcium chloride flakes for swift action\u003c\/li\u003e\n  \u003cli\u003eWorks while circulation pump runs—no special equipment needed\u003c\/li\u003e\n  \u003cli\u003eReady-to-swim guideline: approximately 15 minutes after addition\u003c\/li\u003e\n  \u003cli\u003eAdjust dosage based on pool volume and current hardness\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I add AquaDoc Calcium Hardness Increaser to my pool safely?\u003c\/h3\u003e\n\u003cp\u003eAdd the increaser with the pump and filter running to help the material disperse evenly. Broadcast the flakes across the deep end or dissolve them in a bucket of water first for extra caution, then pour around the perimeter while avoiding direct contact with vinyl liners.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRun pool circulation before, during, and after application\u003c\/li\u003e\n  \u003cli\u003eUse recommended dosing by pool volume and current hardness level\u003c\/li\u003e\n  \u003cli\u003eOption to pre-dissolve in a bucket to reduce settling on surfaces\u003c\/li\u003e\n  \u003cli\u003eAvoid adding directly to skimmer to prevent concentrated spots\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat level should I maintain and how often should I test?\u003c\/h3\u003e\n\u003cp\u003eTarget calcium hardness typically falls within a balanced range that protects surfaces and equipment without causing scale. Test water at least monthly and after large water additions or heavy use; adjust with the increaser when readings fall below recommended values.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTypical target range: maintain within the pool industry’s recommended band\u003c\/li\u003e\n  \u003cli\u003eTest monthly, after major top-offs, and after chemical shock treatments\u003c\/li\u003e\n  \u003cli\u003eUse test strips or a reliable liquid kit for accurate readings\u003c\/li\u003e\n  \u003cli\u003eRe-dose gradually to avoid overshooting desired hardness\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: MAV AquaDoc Pool Calcium Hardness Increaser is intended for pool owners, service technicians, and property managers who need a dependable, fast-acting solution to raise calcium hardness. It’s suitable for both inground and above-ground pools, compatible with chlorine and salt systems, and useful for seasonal maintenance, new pool fills, or ongoing water-balance programs. If you want a made-in-USA product that dissolves quickly and integrates into standard circulation routines, this 10 lb pack gives an efficient amount for routine corrections and periodic top-ups.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this product safe for saltwater pools?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. MAV AquaDoc Calcium Hardness Increaser is compatible with chlorine and saltwater systems when used as directed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much will one 10 lb bag treat?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Coverage varies by pool size and starting hardness; follow dosage charts—typically one 10 lb bag treats several thousand gallons for modest hardness increases.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MAV AquaDoc","offers":[{"title":"Default Title","offer_id":56831116640596,"sku":"B0DZ1BVFWB","price":80.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/mav-aquadoc-front-packaging_47884c1e-7039-4c69-ac76-0b0bf5f7192a.jpg?v=1787011641"},{"product_id":"robelle-ph-down-for-pools-12-lb-sodium-bisulfate-powder-lowers-stabilizes-ph","title":"Robelle pH Down for Pools — 12 lb Sodium Bisulfate Powder, Lowers \u0026 Stabilizes pH","description":"\u003cp\u003e\u003cstrong\u003eRobelle 12-Pounds Premium pH Down is a sodium bisulfate powder formulated to safely lower and fine-tune pool pH levels when readings exceed the ideal range.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping pool pH within the recommended range preserves water clarity, protects equipment, and improves swimmer comfort. This 12-pound pail of concentrated pH Down provides a measured, easy-to-use source of acidifying compound for residential and light commercial pools. Use test strips or a liquid test kit to confirm pH before treating, and follow safe dilution and application steps to ensure even distribution and avoid damage to fittings.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this product reduce high pH in my pool?\u003c\/h3\u003e\n\u003cp\u003eRobelle pH Down contains sodium bisulfate, an acid salt that lowers alkalinity and pH when dissolved into pool water. It works by neutralizing excess hydroxide ions so the overall acidity increases and pH decreases to the target range. Results are gradual and measurable; retest after treatment to determine if additional doses are needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActive ingredient: sodium bisulfate for predictable pH change\u003c\/li\u003e\n  \u003cli\u003ePre-dissolve recommended amount in a plastic pail before adding to pool\u003c\/li\u003e\n  \u003cli\u003eDispense dissolved solution across pool surface for even mixing\u003c\/li\u003e\n  \u003cli\u003eRun filter during and after application to distribute treatment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much should I add and how often should I test?\u003c\/h3\u003e\n\u003cp\u003eDosage depends on pool volume and current pH reading; start conservatively and increase gradually. After adding the pre-dissolved product, wait about two hours with the filter running and then retest pH. Repeat small doses until the pH stabilizes within the desired window.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest pH before every treatment to confirm it's above 7.6\u003c\/li\u003e\n  \u003cli\u003eWait two hours after application before retesting\u003c\/li\u003e\n  \u003cli\u003eRepeat dosing in small increments until pH reaches 7.4–7.6\u003c\/li\u003e\n  \u003cli\u003eDo not use if pH is already below 7.4\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat safety and handling steps should I follow?\u003c\/h3\u003e\n\u003cp\u003eHandle the powder with care: never add water directly into the product and avoid pouring undissolved granules into the skimmer or pump. Use a plastic pail to pre-dissolve only the amount you need, wear gloves and eye protection, and keep the chemical away from metal fittings and unprotected surfaces. Always keep filters running during treatment to prevent concentrated pockets and ensure uniform dispersion.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-dissolve in a plastic container; never add water to the dry product\u003c\/li\u003e\n  \u003cli\u003eAvoid applying near metal fittings or into the skimmer or pump\u003c\/li\u003e\n  \u003cli\u003eMaintain circulation during and after application for proper mixing\u003c\/li\u003e\n  \u003cli\u003eStore the sealed pail in a cool, dry place away from children\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this affect other water balance parameters?\u003c\/h3\u003e\n\u003cp\u003eLowering pH with sodium bisulfate can also slightly reduce total alkalinity, so monitor alkalinity and calcium hardness as part of routine maintenance. If alkalinity drops too far, corrective measures may be needed to stabilize the water chemistry. Using measured doses and frequent testing minimizes the risk of overcorrection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExpect modest alkalinity reduction alongside pH adjustment\u003c\/li\u003e\n  \u003cli\u003eRetest alkalinity and hardness after significant pH changes\u003c\/li\u003e\n  \u003cli\u003eAdjust other chemicals only after confirming new test results\u003c\/li\u003e\n  \u003cli\u003eRegular maintenance keeps water balanced and equipment protected\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this product for? Pool owners and maintenance professionals who need a reliable, concentrated pH-lowering solution will find the Robelle 12-Pounds Premium pH Down convenient for routine corrections. It’s suitable for backyard pools and smaller commercial pools where careful dosing and circulation can be maintained. If you prefer ready-to-use liquid acids or manage very large commercial pools, consult product specifications or a pool professional to determine the best format and quantity for your site.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I pour this directly into the skimmer or pump?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Do not add undissolved product into the skimmer, pump, or near metal fittings; pre-dissolve in a plastic pail and pour onto the pool surface.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: When should I retest pH after applying?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Retest about two hours after application with the filter running, then repeat dosing if pH remains above the target range.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Robelle","offers":[{"title":"Default Title","offer_id":56831178867028,"sku":"B01N3AOM5X","price":87.36,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/robelle-front-pail.jpg?v=1787012484"},{"product_id":"frog-total-alkalinity-increaser-for-hot-tubs-swim-spas-2-lb-bottles-2-pack-fast-dissolving-powder-trudose-cap","title":"FROG Total Alkalinity Increaser for Hot Tubs \u0026 Swim Spas — 2 lb Bottles, 2-Pack | Fast-Dissolving Powder \u0026 TruDose Cap","description":"\u003cp\u003e\u003cstrong\u003eFROG Target Total Alkalinity Increaser is a fast-dissolving powdered formula in 2 lb bottles that raises and stabilizes total alkalinity for hot tubs and swim spas, delivered with a TruDose measuring cap for accurate, spill-free dosing.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping total alkalinity within the recommended range helps prevent rapid pH swings, reduces corrosion and scale, and supports more consistent sanitizer performance. FROG Target is formulated to dissolve quickly so you can adjust alkalinity without long wait times. Each 2 lb bottle in this two-pack includes the TruDose measuring cap that seals for storage and provides cup and tablespoon indicators for straightforward, repeatable dosing.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will this product change my hot tub's total alkalinity?\u003c\/h3\u003e\n\u003cp\u003eFROG Target is designed to dissolve rapidly so you can see results within hours rather than days. After adding the calculated dose and circulating the water, test again to confirm the alkalinity level and repeat if needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFast-dissolving powder for quicker integration into water\u003c\/li\u003e\n  \u003cli\u003eUse the TruDose cap to measure precise amounts\u003c\/li\u003e\n  \u003cli\u003eCirculate the water for at least 15–30 minutes after dosing\u003c\/li\u003e\n  \u003cli\u003eRetest with a reliable test strip or kit before making additional adjustments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product work with my sanitizer system or salt setup?\u003c\/h3\u003e\n\u003cp\u003eYes — FROG Target is compatible with all common hot tub and swim spa sanitizing chemistries, including chlorine, bromine, and salt systems. It focuses on raising total alkalinity and doesn’t interfere with the type of sanitizer you use when dosed per instructions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe to use with chlorine, bromine, and salt-based sanitation\u003c\/li\u003e\n  \u003cli\u003eDosage guidance provided for both small and large tubs and spas\u003c\/li\u003e\n  \u003cli\u003eHelps stabilize pH so your sanitizer works more consistently\u003c\/li\u003e\n  \u003cli\u003eFollow product label for timing around sanitizer additions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I measure and add the right amount without guessing?\u003c\/h3\u003e\n\u003cp\u003eThe included FROG TruDose measuring cap removes the need for improvised scoops and guesswork. The cap seals the bottle to prevent spills and features translucent cup and tablespoon markings so you can dose accurately every time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTruDose cap provides cup and tablespoon indicators for exact dosing\u003c\/li\u003e\n  \u003cli\u003eCap seals to prevent spills and keeps powder dry during storage\u003c\/li\u003e\n  \u003cli\u003eClear instructions and a dosage guide make repeat dosing simple\u003c\/li\u003e\n  \u003cli\u003eUse a FROG or standard test strip to confirm target alkalinity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often will I need to use an alkalinity increaser?\u003c\/h3\u003e\n\u003cp\u003eFrequency depends on bather load, water source, temperature, and how often you add fresh water. For routine maintenance, check total alkalinity weekly and adjust only when readings fall outside the recommended range.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWeekly testing is recommended for consistent water balance\u003c\/li\u003e\n  \u003cli\u003eAdjust after heavy use, water changes, or chemical shock treatments\u003c\/li\u003e\n  \u003cli\u003eProper alkalinity reduces the need for frequent pH corrections\u003c\/li\u003e\n  \u003cli\u003eKeep a log of doses to track how much product your tub requires over time\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? FROG Target Total Alkalinity Increaser is ideal for hot tub and swim spa owners who want a reliable, fast-acting solution to raise alkalinity without complicated measuring. It suits homeowners using chlorine, bromine, or salt systems, plus anyone who prefers an easy, repeatable dosing method via the TruDose cap. If you test regularly and seek steadier pH control, this two-pack gives you spare bottles for seasonal maintenance and less frequent repurchasing. Always follow the product label and test after dosing to fine-tune water balance for your specific spa or tub setup.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use FROG Target with a saltwater hot tub?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. FROG Target is compatible with salt systems and won’t interfere when used according to directions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How soon should I retest after adding the product?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Circulate the water for 15–30 minutes and retest alkalinity; repeat dosing only if levels remain low.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"FROG","offers":[{"title":"Default Title","offer_id":56831405850964,"sku":"B0FLRP425Y","price":75.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/frog-target-front-packaging.jpg?v=1787015469"},{"product_id":"frog-jumph-ph-increaser-for-hot-tubs-swim-spas-2-lb-bottle-2-pack-with-trudose-cap-fast-dissolving","title":"FROG JumpH pH Increaser for Hot Tubs \u0026 Swim Spas — 2 lb Bottle, 2-Pack with TruDose Cap, Fast-Dissolving","description":"\u003cp\u003e\u003cstrong\u003eFROG JumpH pH Increaser is a fast-dissolving, measured pH raiser designed to restore and maintain ideal pH in hot tubs and swim spas using the included TruDose measuring cap.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping pH in the proper range is essential for comfortable soaking and effective sanitation. FROG JumpH comes in a convenient 2 lb bottle with a translucent TruDose measuring cap that helps you add the right amount without calculations or messy spills. This two-pack supplies backups for routine maintenance so you can focus on enjoying clear water rather than troubleshooting chemistry.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will FROG JumpH change my hot tub pH?\u003c\/h3\u003e\n\u003cp\u003eJumpH is formulated to dissolve rapidly so the product disperses into hot water and starts working the moment it’s added. Results will vary with tub volume, current pH, and circulation, but you can generally expect noticeable pH increase within one circulation cycle.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFast-dissolving granules for quick dispersion\u003c\/li\u003e\n  \u003cli\u003eUse while pump is running for fastest mixing\u003c\/li\u003e\n  \u003cli\u003eAdjust in small increments and retest after 30–60 minutes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I dose JumpH without math or guesswork?\u003c\/h3\u003e\n\u003cp\u003eThe bottle includes FROG’s TruDose measuring cap with cup and tablespoon markings, so dosing is intuitive and consistent. Follow the provided chart or use standard test strips to read pH, then add the recommended capfuls for your tub size and retest—no conversions required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTranslucent cap shows cup and tablespoon markers\u003c\/li\u003e\n  \u003cli\u003eCap seals to prevent spills and humidity exposure\u003c\/li\u003e\n  \u003cli\u003eClear dosing instructions for both hot tubs and swim spas\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill JumpH work with my sanitizer or mineral system?\u003c\/h3\u003e\n\u003cp\u003eYes—JumpH is compatible with all common sanitizers including chlorine, bromine and salt systems, and it works alongside FROG mineral technology and cartridge systems. It focuses only on raising pH so you can maintain sanitizer effectiveness without changing your existing routine.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe with chlorine, bromine, and salt-based sanitizers\u003c\/li\u003e\n  \u003cli\u003eCompatible with FROG mineral cartridges and other water care products\u003c\/li\u003e\n  \u003cli\u003eUse test strips after adjusting to confirm pH sits between recommended levels\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I use a pH increaser like JumpH?\u003c\/h3\u003e\n\u003cp\u003eFrequency depends on bather load, water source, and sanitizer type; many owners check pH weekly and add small amounts as needed. Regular testing and small adjustments prevent large swings that affect clarity and comfort.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest pH at least once a week and after heavy use\u003c\/li\u003e\n  \u003cli\u003eAdd small doses, retest, and repeat until pH is stable\u003c\/li\u003e\n  \u003cli\u003eStore extra bottles dry and sealed; this is a two-pack for ongoing care\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: FROG JumpH pH Increaser is aimed at hot tub and swim spa owners who want a simple, measured way to correct low pH without calculations or spills. It’s especially helpful for those using FROG systems or anyone seeking a reliable pH booster that dissolves quickly and works with any sanitizer. The TruDose cap and two-bottle supply make this a practical choice for both new spa owners and experienced maintenance-minded users.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much JumpH should I add to raise pH?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use the TruDose cap and the dosage chart on the label; add small amounts, run the pump, then retest after 30–60 minutes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is JumpH safe with chlorine or bromine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. FROG JumpH is compatible with chlorine, bromine and salt sanitizers and works with FROG mineral systems.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"FROG","offers":[{"title":"Default Title","offer_id":56831405949268,"sku":"B0FLRLP6NQ","price":72.81,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/frog-jumph-front-label.jpg?v=1787015465"},{"product_id":"frog-calcium-hardness-increaser-for-hot-tubs-swim-spas-2-pack-2-lb-with-trudose-measuring-cap-fast-dissolving","title":"FROG Calcium Hardness Increaser for Hot Tubs \u0026 Swim Spas — 2-Pack (2 lb) with TruDose Measuring Cap, Fast-Dissolving","description":"\u003cp\u003e\u003cstrong\u003eFROG Soothe Calcium Total Hardness Increaser is a fast-dissolving powder that raises and stabilizes calcium hardness in hot tubs and swim spas to protect surfaces and equipment.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping calcium hardness in the recommended range prevents etching, corrosion and staining while helping water chemistry stay balanced with fewer surprises. This 2-pack of 2 lb bottles includes the TruDose measuring cap for accurate, spill-free dosing and step-by-step guidance so owners can correct low hardness without complicated calculations. FROG Soothe works with any sanitizing system — chlorine, bromine or salt — and dissolves quickly for reliable results.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I know when to use FROG Soothe in my hot tub or swim spa?\u003c\/h3\u003e\n\n\u003cp\u003eTest your water with a FROG test strip or any standard hardness test; if total hardness reads below the manufacturer’s recommended range, add this product to raise it. Low calcium hardness can cause metal corrosion and surface damage, so periodic checks are part of routine maintenance.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eUse test strips weekly or after heavy usage to monitor hardness.\u003c\/li\u003e\n  \u003cli\u003eAdd according to the dosing chart on the bottle or TruDose cap readings.\u003c\/li\u003e\n  \u003cli\u003eRetest after circulation for 4–24 hours to confirm target hardness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I measure and add the correct amount safely?\u003c\/h3\u003e\n\n\u003cp\u003eThe FROG TruDose measuring cap eliminates guesswork: its translucent cup shows standard tablespoon and cup marks and seals to prevent spills during storage. Follow the bottle instructions for your tub volume and sanitizer type, dissolve as directed if needed, and circulate water until fully mixed.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eUse the TruDose cap to scoop and pour measured doses precisely.\u003c\/li\u003e\n  \u003cli\u003eFor larger jumps, add in increments and retest between additions.\u003c\/li\u003e\n  \u003cli\u003eKeep the cap sealed to avoid moisture and maintain accuracy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill FROG Soothe work with my chlorine, bromine or salt system?\u003c\/h3\u003e\n\n\u003cp\u003eYes — FROG Soothe is compatible with all common hot tub and swim spa sanitizers, so it integrates into existing water care routines without requiring sanitizer changes. The formula focuses on raising calcium hardness and does not interfere with normal sanitizer action when used as directed.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSafe for use with chlorine, bromine, and salt systems.\u003c\/li\u003e\n  \u003cli\u003eFollow standard safety and circulation instructions after dosing.\u003c\/li\u003e\n  \u003cli\u003ePair with regular sanitizer and pH testing for best overall balance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat results should I expect after using this product?\u003c\/h3\u003e\n\n\u003cp\u003eAfter proper dosing and circulation, calcium hardness should rise to the recommended range, reducing the risk of scaling or surface corrosion and contributing to a more stable water balance. Maintain routine testing to preserve target levels, especially after draining or heavy refilling.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVisible protection of metal fittings and surface finishes over time.\u003c\/li\u003e\n  \u003cli\u003eFaster dissolving action means quicker return to normal use.\u003c\/li\u003e\n  \u003cli\u003eTruDose cap helps reduce overdosing and spills for cleaner maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: FROG Soothe Calcium Total Hardness Increaser is aimed at hot tub and swim spa owners who want an easy, accurate way to correct low calcium hardness without complicated math. It suits first-time tub owners and experienced maintainers alike, especially those using chlorine, bromine or salt sanitation and anyone who values protected equipment, longer-lasting surfaces and simpler weekly water care. The 2 lb bottle size and included TruDose cap offer convenient, measurable dosing; the 2-pack is useful for multiple tubs, seasonal maintenance, or keeping a backup supply on hand.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How quickly does FROG Soothe dissolve?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: FROG Soothe is fast-dissolving; circulate water for 4–24 hours and retest hardness to confirm results.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this with a saltwater hot tub?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. FROG Soothe is compatible with chlorine, bromine and salt systems when used as directed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"FROG","offers":[{"title":"Default Title","offer_id":56831405916500,"sku":"B0FLRGFST1","price":66.54,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/frog-soothe-front-label.jpg?v=1787015466"},{"product_id":"poolfix-alkalinity-increaser-10-lb-bag-sodium-bicarbonate-for-pools-stabilizes-ph-clears-water","title":"PoolFix Alkalinity Increaser 10 lb Bag — Sodium Bicarbonate for Pools, Stabilizes pH \u0026 Clears Water","description":"\u003cp\u003e\u003cstrong\u003ePoolFix Alkalinity Increaser is a 10 lb bag of 100% pure sodium bicarbonate formulated to raise total alkalinity and help stabilize pool pH for clearer, more comfortable water.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping total alkalinity in the recommended range is one of the easiest ways to prevent rapid pH swings, reduce surface wear, and maintain consistent sanitizer performance. PoolFix delivers a high-purity baking soda formula in a resealable bucket so you can quickly correct low alkalinity in both above-ground and inground pools, without introducing additives or filler ingredients.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will PoolFix raise my pool's alkalinity?\u003c\/h3\u003e\n\u003cp\u003eMost pools see measurable increases in total alkalinity within a few hours after application, with full dispersion typically by the next circulation cycle. For best results add with the pump running and spread the powder around the perimeter or broadcast over the skimmer for even mixing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdd while the filtration system is running to speed dissolution.\u003c\/li\u003e\n  \u003cli\u003eBrush or circulate the water gently to distribute the product.\u003c\/li\u003e\n  \u003cli\u003eRe-test alkalinity after 4–8 hours and again the following day.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product affect my pool's pH and water clarity?\u003c\/h3\u003e\n\u003cp\u003eRaising alkalinity with sodium bicarbonate tends to buffer pH, making it less prone to rapid change; because the formula is pure baking soda, it increases alkalinity with a modest pH impact. Proper use helps reduce cloudiness caused by chemistry swings and lowers the risk of scale or corrosion from unbalanced water.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned to stabilize pH by strengthening the water’s buffering capacity.\u003c\/li\u003e\n  \u003cli\u003eHelps prevent cloudy water associated with frequent pH shifts.\u003c\/li\u003e\n  \u003cli\u003eDoes not contain additives that can leave residues or affect clarity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much do I need and how do I apply it safely?\u003c\/h3\u003e\n\u003cp\u003eDosage depends on pool volume and current alkalinity level; typical adjustments are made in pounds per 10,000 gallons. Always test before adding, add gradually, and avoid dumping large amounts in one spot—spread evenly with the pump running and retest after full circulation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConsult pool volume and test kit results to calculate exact dose.\u003c\/li\u003e\n  \u003cli\u003eAdd in small increments, retesting between additions to avoid overshoot.\u003c\/li\u003e\n  \u003cli\u003eWear gloves and avoid inhalation; keep the resealable bucket closed and dry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat surfaces and pools is PoolFix suitable for?\u003c\/h3\u003e\n\u003cp\u003eThis sodium bicarbonate formula is safe for most pool types including concrete\/plaster, tile, vinyl liners, and fiberglass when used as directed. Regular alkalinity maintenance helps protect plaster, tile grout, and metal equipment from damage caused by unstable water chemistry.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecommended for both above-ground and inground pool systems.\u003c\/li\u003e\n  \u003cli\u003eHelps protect plaster, tile, liners, and pool hardware.\u003c\/li\u003e\n  \u003cli\u003eNon-corrosive, filler-free formula that won’t introduce unknown compounds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: PoolFix Alkalinity Increaser is aimed at pool owners, maintenance professionals, and seasonal openers who want a straightforward, high-purity baking soda product to correct low alkalinity and improve water stability. If you test regularly, seek predictable chemistry, and prefer a simple resealable 10 lb bucket for easy storage and handling, this product fits those needs.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I test and adjust alkalinity?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Test weekly during heavy use or temperature swings, and adjust as needed until alkalinity stays in the target range.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this safe for vinyl-lined pools?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—PoolFix sodium bicarbonate is safe for vinyl-lined pools when used according to dosing and testing instructions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"PoolFix","offers":[{"title":"Default Title","offer_id":56831660622164,"sku":"B0FXY167JY","price":76.69,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/poolfix-10lb-bucket-front.jpg?v=1787017687"},{"product_id":"poolfix-ph-reducer-sodium-bisulfate-granular-10-lb-bag-lowers-ph-alkalinity-resealable-dry-acid-for-pools-spas-hot-tubs","title":"PoolFix pH Reducer Sodium Bisulfate Granular 10 lb Bag — Lowers pH \u0026 Alkalinity, Resealable Dry Acid for Pools Spas Hot Tubs","description":"\u003cp\u003e\u003cstrong\u003ePoolFix pH Reducer is a 10 lb bag of granular sodium bisulfate that safely lowers high pH and total alkalinity in pools, spas, and hot tubs to help restore balanced, clear water.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping pool water balanced prevents cloudy water, scale deposits, and swimmer discomfort. PoolFix pH Reducer uses a dry acid formula (sodium bisulfate) designed for precise dosing and easier storage than liquid acids. The 10-pound resealable bag contains 93% active ingredient, manufactured in the United States for consistent performance across residential and commercial systems.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will this product lower my pool’s pH?\u003c\/h3\u003e\n\u003cp\u003eResponse time depends on water volume and circulation. After dissolving and broadcasting the recommended dose, circulation should distribute the acid and pH changes are typically measurable within one to four hours.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDissolve granules in a bucket of water before adding for safe application.\u003c\/li\u003e\n  \u003cli\u003eRun the pump and filter during and after treatment for uniform mixing.\u003c\/li\u003e\n  \u003cli\u003eTest pH after one hour, then again at four hours and adjust if needed.\u003c\/li\u003e\n  \u003cli\u003eEach dose reduces pH and total alkalinity proportionally—follow label dosing for accuracy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this safer to handle than muriatic or hydrochloric acid?\u003c\/h3\u003e\n\u003cp\u003eYes. The dry sodium bisulfate formulation eliminates strong acidic fumes and splash risks common with liquid acids. It’s simpler to measure and store, but still requires standard safety precautions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNo corrosive fumes—better for enclosed pump rooms and storage areas.\u003c\/li\u003e\n  \u003cli\u003eResealable pouch reduces accidental spills and moisture exposure.\u003c\/li\u003e\n  \u003cli\u003eWear gloves and eye protection when measuring and dissolving.\u003c\/li\u003e\n  \u003cli\u003eAlways pre-dissolve granules in water; never add water to dry chemical.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use PoolFix pH Reducer in my spa or hot tub?\u003c\/h3\u003e\n\u003cp\u003eYes. The product is formulated for use in pools, spas, and hot tubs and works with all standard filtration systems. Because hot water accelerates chemical reactions, test and adjust more frequently in spas and hot tubs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse smaller, carefully measured doses for compact spa volumes.\u003c\/li\u003e\n  \u003cli\u003eAllow circulation to run for at least 30–60 minutes after addition.\u003c\/li\u003e\n  \u003cli\u003eRetest pH and alkalinity before allowing bathers to enter.\u003c\/li\u003e\n  \u003cli\u003eCompatible with chlorine and bromine sanitizer systems when used as directed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much should I add to correct high pH and alkalinity?\u003c\/h3\u003e\n\u003cp\u003eDosing varies by pool volume and current pH\/alkalinity readings. Follow label tables or a pool calculator for precise amounts; start with a conservative dose and retest before adding more.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCalculate your pool or spa volume in gallons for accurate dosing.\u003c\/li\u003e\n  \u003cli\u003eAdjust in increments—it's easier to add more than to reverse overcorrection.\u003c\/li\u003e\n  \u003cli\u003eHigh total alkalinity often requires staged treatments to bring both pH and alkalinity into range.\u003c\/li\u003e\n  \u003cli\u003eConsult product instructions or a pool professional for large corrections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: PoolFix pH Reducer is intended for pool and spa owners, maintenance professionals, and seasonal clean-up crews who need a stabilized, easy-to-handle dry acid to lower pH and total alkalinity. Choose this product if you prefer a granular, resealable format that minimizes fumes and splash risks while providing a 93% active sodium bisulfate formulation made in the USA. Ideal for inground and above-ground pools, hot tubs, and situations where predictable, controlled pH adjustments are required.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use PoolFix pH Reducer in a vinyl liner pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. When used as directed, PoolFix is safe for vinyl liner pools; always pre-dissolve granules and follow recommended dosing to avoid localized acidity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I store the leftover powder between uses?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Keep the bag sealed in a cool, dry place away from moisture and direct sunlight; use original resealable pouch and store separate from other chemicals.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"PoolFix","offers":[{"title":"Default Title","offer_id":56831661375828,"sku":"B0FXVWRP6D","price":77.94,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/poolfix-front-packaging-10lb.jpg?v=1787017707"},{"product_id":"mav-aquadoc-spa-calcium-hardness-increaser-32-oz-fast-dissolving-granules-protects-hot-tub-surfaces","title":"MAV AquaDoc Spa Calcium Hardness Increaser 32 oz — Fast-Dissolving Granules, Protects Hot Tub Surfaces","description":"\u003cp\u003e\u003cstrong\u003eMAV AquaDoc Spa Calcium Hardness Increaser is a fast-dissolving 32 oz formula designed to raise and stabilize calcium hardness in hot tubs, protecting surfaces and equipment from soft-water damage.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping calcium hardness in the correct range is a key part of simple, effective hot tub maintenance. Too-low hardness can lead to corrosion, etched surfaces, and unstable water chemistry; this AquaDoc product delivers a controlled dose of calcium to restore balance quickly. The granules dissolve fast, work with circulating water, and are made in the USA to consistent quality standards.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will the product adjust my spa's hardness?\u003c\/h3\u003e\n\u003cp\u003eBecause this formula uses fine, quick-dissolving granules, it disperses into circulating spa water within an hour or two. You should add the calculated amount, run the pump for 1–2 hours, then retest and repeat only if needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFast-acting granules for prompt dispersion\u003c\/li\u003e\n  \u003cli\u003eTypical circulation time: 1–2 hours before retesting\u003c\/li\u003e\n  \u003cli\u003eAdd incrementally and test between doses to avoid overshooting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it help prevent damage to my hot tub equipment and surfaces?\u003c\/h3\u003e\n\u003cp\u003eYes — raising calcium hardness to an appropriate level reduces the risk of corrosion, pitting, and surface etching that can occur with soft water. Maintaining a stable hardness level preserves heaters, jets, and spa finishes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHelps limit metal corrosion and component wear\u003c\/li\u003e\n  \u003cli\u003eProtects acrylic, vinyl, and metal surfaces from etching\u003c\/li\u003e\n  \u003cli\u003eSupports longer-lasting spa components and fewer repairs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use the 32 oz bottle safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eCalculate the correct dose based on your spa volume and current hardness level, then dissolve the recommended amount directly into the circulating water. Avoid adding excessively large doses at once; retest after circulation and adjust as necessary.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeasure per label dosing instructions for your spa size\u003c\/li\u003e\n  \u003cli\u003ePour granules into skimmer or directly near jet return while pump runs\u003c\/li\u003e\n  \u003cli\u003eRetest after 1–2 hours and repeat only if hardness remains low\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDoes this product affect clarity and overall water balance?\u003c\/h3\u003e\n\u003cp\u003eProper calcium hardness is a component of balanced spa water and helps reduce cloudiness and scaling when used alongside routine sanitizer and pH control. This product supports clearer water by keeping hardness in a recommended range that complements other water care steps.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContributes to balanced chemistry for clearer water\u003c\/li\u003e\n  \u003cli\u003eWorks best with regular pH and sanitizer monitoring\u003c\/li\u003e\n  \u003cli\u003eHelps minimize scale formation when levels are controlled\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? MAV AquaDoc Spa Calcium Hardness Increaser is intended for hot tub owners, service technicians, and property managers who want a straightforward, made-in-the-USA solution to raise and maintain calcium hardness. It’s especially useful for spas showing signs of soft-water issues, for new fills with low hardness, or when routine testing indicates levels below the recommended range. Use it as part of a regular water-care routine to protect surfaces, preserve equipment, and maintain enjoyable soaking conditions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much will one bottle raise my spa's calcium hardness?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It depends on spa volume and current hardness; follow label dosing and retest after 1–2 hours to achieve desired ppm increase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add it while people are in the hot tub?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — add chemicals only when the spa is empty, then run the pump and retest before using.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MAV AquaDoc","offers":[{"title":"Default Title","offer_id":56831763448148,"sku":"B0G2C9B573","price":69.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/mav-aquadoc-spa-calcium-hardness-front-label.jpg?v=1787019782"},{"product_id":"leisure-time-ph-balance-plus-spa-ph-stabilizer-3-25-lb-fast-dissolving-treatment-holds-ph-and-treats-up-to-500-gallons","title":"LEISURE TIME pH Balance Plus spa pH stabilizer — 3.25-lb fast-dissolving treatment, holds pH and treats up to 500 gallons","description":"\u003cp\u003e\u003cstrong\u003eLEISURE TIME pH Balance Plus is a fast-dissolving granular treatment that stabilizes pH and prevents pH drift in spas and hot tubs, especially in hard-water conditions.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping spa water balanced is essential for comfort, equipment longevity, and effective sanitizing. LEISURE TIME 45410A pH Balance Plus was formulated to correct and hold pH where it belongs, and it’s intended for use whenever you refill your spa or hot tub. The granular formula dissolves quickly and treats up to 500 gallons per application, making it a convenient part of routine water care. It’s compatible with common sanitizer systems — chlorine, bromine, ozone, and mineral purification — and is particularly useful in areas with elevated calcium levels (above 150 ppm).\u003c\/p\u003e\n\n\u003ch3\u003eHow does this product prevent pH drift in my hot tub?\u003c\/h3\u003e\n\u003cp\u003epH drift occurs when water chemistry shifts over time due to factors like bather load, source water composition, and sanitizer activity. pH Balance Plus supplies agents that buffer the water, reducing the tendency of pH to rise or fall between treatments. Use it at refill to establish a stable starting point and help maintain consistent pH during normal use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBuffers water to resist sudden pH changes\u003c\/li\u003e\n  \u003cli\u003eUse at each refill for reliable baseline control\u003c\/li\u003e\n  \u003cli\u003eHelps prolong effective sanitizer performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this work with my sanitizer system and hard water?\u003c\/h3\u003e\n\u003cp\u003eThis product is formulated to be safe with chlorine, bromine, ozone, and mineral purification systems, so it integrates with most spa sanitation setups. It’s also designed for hard-water conditions where calcium levels exceed 150 ppm, addressing the challenges that mineral-rich water can present to pH control.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with common sanitizers to avoid interference\u003c\/li\u003e\n  \u003cli\u003eFormulated for high-calcium source water\u003c\/li\u003e\n  \u003cli\u003eHelps maintain clarity and comfortable soak conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use LEISURE TIME pH Balance Plus and how much will I need?\u003c\/h3\u003e\n\u003cp\u003eThe usage routine is simple: add the granular treatment each time you fill your spa or hot tub. One 3.25-lb bottle contains enough product for multiple applications, and a single treatment will cover up to 500 gallons. Because it dissolves quickly, you can add it shortly after filling and before bringing sanitizer levels into their target range.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply at refill for best results\u003c\/li\u003e\n  \u003cli\u003eOne bottle treats multiple refills depending on spa size\u003c\/li\u003e\n  \u003cli\u003eFast-dissolving granules mix into water rapidly for convenience\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat practical benefits can I expect after using it?\u003c\/h3\u003e\n\u003cp\u003eRegular use of this pH-balancing product reduces the chance of eye or skin discomfort from improper pH, supports sanitizer efficiency, and helps protect spa components from scale or corrosion related to unstable chemistry. While not a sanitizer itself, it improves the conditions that allow sanitizers to work effectively.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMore consistent water comfort for bathers\u003c\/li\u003e\n  \u003cli\u003eEnhanced sanitizer performance and water clarity\u003c\/li\u003e\n  \u003cli\u003eReduced risk of equipment issues from unstable pH\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: LEISURE TIME pH Balance Plus is ideal for spa and hot tub owners who refill regularly, live in hard-water areas, or want a simple, compatible method to stabilize pH before sanitizing. It suits owners using chlorine, bromine, ozone, or mineral systems who prefer a fast-dissolving, easy-to-dose granular formula to keep their water comfortable and balanced.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this with bromine or chlorine systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s compatible with chlorine, bromine, ozone, and mineral purification systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many gallons does one treatment cover?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: One application treats up to 500 gallons; apply each time you refill your spa.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"LEISURE TIME","offers":[{"title":"Default Title","offer_id":56831851233620,"sku":"B000V8BUDC","price":66.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/leisure-time-45410a-front-label.jpg?v=1787020793"},{"product_id":"robelle-calcium-up-granular-pool-calcium-chloride-16-lb-fast-dissolving-accurate-hardness-adjustment","title":"Robelle Calcium Up Granular Pool Calcium Chloride 16 lb — Fast‑Dissolving, Accurate Hardness Adjustment","description":"\u003cp\u003e\u003cstrong\u003eRobelle 16-Pounds Premium Pool Calcium Up is a granular calcium chloride treatment formulated to raise your pool's calcium hardness to the recommended range quickly and safely.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping pool calcium hardness within the correct range protects surfaces and equipment while maintaining water balance. Robelle Calcium Up is a dry, fast-dissolving formula designed for routine adjustments when test kits show low calcium hardness. Use it only after measuring calcium levels and follow the dosing guidance to avoid overcorrection.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I determine when to add Robelle Calcium Up?\u003c\/h3\u003e\n\n\u003cp\u003eTest total calcium hardness with a reliable pool test kit before any addition. Different pool finishes have different target ranges, so compare your measured ppm to the recommended values before treating.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVinyl pools: aim for 200–300 ppm.\u003c\/li\u003e\n  \u003cli\u003eTile and exposed aggregate: aim for 200–400 ppm.\u003c\/li\u003e\n  \u003cli\u003eMarcite, fiberglass, painted surfaces: aim for 250–400 ppm.\u003c\/li\u003e\n  \u003cli\u003eRetest after dosing and let the circulation run for at least two hours between large additions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat is the proper way to dissolve and add this granular calcium chloride?\u003c\/h3\u003e\n\n\u003cp\u003eDissolve the measured Calcium Up into a plastic bucket already filled with pool water, never add water to dry chemical. Mix slowly and pour the diluted solution around the pool perimeter while the pump is operating to distribute the product evenly.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eUse up to 2 pounds of product per approximately 5-gallon bucket of water.\u003c\/li\u003e\n  \u003cli\u003ePour slowly around the pool while the filter pump runs for good circulation.\u003c\/li\u003e\n  \u003cli\u003eFor a 10,000-gallon pool, limit additions to 10 pounds per two-hour period to avoid spikes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much will an amount of Robelle Calcium Up change my pool's hardness?\u003c\/h3\u003e\n\n\u003cp\u003eRobelle provides predictable adjustments so you can fine-tune hardness without guesswork. Small, incremental additions are safer than large, single doses to keep water balance steady and protect surfaces.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e8 ounces of this product raises calcium hardness roughly 10 ppm in 5,000 gallons.\u003c\/li\u003e\n  \u003cli\u003eCalculate required pounds based on pool volume and current vs. target ppm.\u003c\/li\u003e\n  \u003cli\u003eAllow circulation and retest before adding more product.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre there safety or compatibility considerations I should know?\u003c\/h3\u003e\n\n\u003cp\u003eHandle as a concentrated chemical: avoid direct skin or eye contact and keep out of reach of children. Use plastic buckets and tools; metal containers can corrode with calcium chloride solutions.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eNever mix dry chemicals together; always dissolve in water first.\u003c\/li\u003e\n  \u003cli\u003eUse protective gloves and eyewear when handling granules.\u003c\/li\u003e\n  \u003cli\u003eDo not exceed recommended per-period dosing to prevent sudden hardness spikes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Robelle 16-Pounds Premium Pool Calcium Up is aimed at pool owners, service technicians, and facility managers who routinely monitor water chemistry and need a dependable granular product to raise calcium hardness to manufacturer-recommended ranges. It’s appropriate for all pool types listed above and for anyone who prefers precise, measured adjustments to protect plaster, tile, vinyl, or fiberglass finishes.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Robelle Calcium Up raises calcium hardness?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: 8 ounces raises calcium hardness about 10 ppm per 5,000 gallons; calculate by pool volume.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add Robelle Calcium Up directly to the pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — dissolve in a plastic bucket of water first and pour slowly around the perimeter with circulation on.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Robelle","offers":[{"title":"Default Title","offer_id":56831905857876,"sku":"B01CP5S590","price":89.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/robelle-front-bag.jpg?v=1787021847"},{"product_id":"robelle-pool-ph-up-powder-20-lb-sodium-carbonate-formula-for-fast-stable-ph-adjustment","title":"Robelle Pool pH Up Powder 20 lb — Sodium Carbonate Formula for Fast, Stable pH Adjustment","description":"\u003cp\u003e\u003cstrong\u003eRobelle 20-Pound Premium pH Up is a sodium carbonate formula designed to safely raise and stabilize the pH of swimming pool water.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping pool pH in the recommended range is essential for swimmer comfort, chemical effectiveness, and protecting pool surfaces and equipment. Robelle's 20-pound pH Up comes as a concentrated powder intended for measured, controlled additions to pools. Follow label directions and a reliable test kit to correct low pH and maintain the ideal 7.4–7.6 range.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use Robelle pH Up to correct low pH?\u003c\/h3\u003e\n\n\u003cp\u003eTest your pool water first using a trustworthy test kit. If the pH reads 7.2 or below, calculate the dose from the included chart, pre-dissolve the required amount in a plastic pail with water, then pour slowly around the pool perimeter while the pump runs. Allow the circulation system to run for at least one hour before retesting and repeating if necessary.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTest pH before treatment and aim for 7.4–7.6.\u003c\/li\u003e\n  \u003cli\u003ePre-dissolve in a plastic bucket to avoid granular drifting into filters.\u003c\/li\u003e\n  \u003cli\u003ePour solution slowly around the pool while circulation is on.\u003c\/li\u003e\n  \u003cli\u003eWait one hour then retest; repeat until desired pH is reached.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the safety and handling steps for this 20-pound container?\u003c\/h3\u003e\n\n\u003cp\u003eHandle sodium carbonate with basic protective measures: avoid inhalation and contact with skin or eyes. Use gloves and eye protection when measuring and dissolving the powder, and never mix with acids or other chemicals directly. Store the bag in a cool, dry place and keep it out of reach of children.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eWear gloves and goggles during mixing and application.\u003c\/li\u003e\n  \u003cli\u003ePre-dissolve in plastic, not metal, containers.\u003c\/li\u003e\n  \u003cli\u003eDo not mix with chlorine tablets or concentrated acids.\u003c\/li\u003e\n  \u003cli\u003eStore sealed in a dry environment to prevent caking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow quickly will pool chemistry respond and what should I expect afterward?\u003c\/h3\u003e\n\n\u003cp\u003epH typically begins to rise within an hour after adding properly dosed, dissolved Robelle pH Up while the circulation system runs. Retest after one hour and repeat treatment only as necessary to reach 7.4–7.6. Stabilizing total alkalinity may also be required for sustained pH control.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003epH changes are detectable within an hour of treatment.\u003c\/li\u003e\n  \u003cli\u003eMultiple small additions are safer than one large dose.\u003c\/li\u003e\n  \u003cli\u003eCheck alkalinity—if low, it can cause the pH to swing.\u003c\/li\u003e\n  \u003cli\u003eRegular testing maintains water balance and chemical efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product affect pool surfaces or equipment?\u003c\/h3\u003e\n\n\u003cp\u003eUsed as directed, sodium carbonate helps prevent corrosive low-pH conditions that can etch plaster, corrode metal fittings, and degrade liners. Raising pH into the recommended range reduces the risk of surface damage and improves sanitizer performance. Always follow dosing instructions and ensure proper dilution before adding to the pool.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePrevents etching and surface erosion caused by low pH.\u003c\/li\u003e\n  \u003cli\u003eHelps protect metal fixtures and pool equipment.\u003c\/li\u003e\n  \u003cli\u003eImproves effectiveness of chlorine and other sanitizers.\u003c\/li\u003e\n  \u003cli\u003eUse correct dilution to avoid local high-concentration spots.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Robelle 20-Pound Premium pH Up is intended for pool owners, service professionals, and facility managers who need a dependable, concentrated pH increaser for medium to large pools. It’s suited to those who perform regular testing and want a cost-effective solution for correcting low pH and protecting surfaces and equipment. If you prefer ready-to-use sticks or liquid pH adjusters, consider alternatives, but for bulk dosing and long-term maintenance, this product provides strong value and control.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much Robelle pH Up do I add to my pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Refer to the included dosing chart based on pool volume and current pH; pre-dissolve measured amounts and add gradually.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add the powder directly to the pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — pre-dissolve in a plastic pail and pour around the perimeter while the pump runs to avoid concentrated spots.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Robelle","offers":[{"title":"Default Title","offer_id":56832078414164,"sku":"B01N5WCYV9","price":95.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/robelle-ph-up-front-packaging.jpg?v=1787022571"},{"product_id":"spachoice-alkalinity-increaser-for-hot-tub-2-lb-2-pack-fast-dissolving-granular-formula","title":"SpaChoice Alkalinity Increaser for Hot Tub — 2 lb 2-Pack, Fast‑Dissolving Granular Formula","description":"\u003cp\u003e\u003cstrong\u003eSpaChoice 2-Pounds 2-Pack Premium Alkalinity Increaser is a granular spa treatment designed to raise and stabilize total alkalinity, helping protect equipment and make pH control easier.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping total alkalinity within the recommended 80–140 ppm range is essential for balanced hot tub water. This SpaChoice alkalinity increaser is a fast-dissolving granular formula that corrects low alkalinity, reduces pH bounce, and supports sanitizer performance—without harsh handling. Use alongside a reliable test kit, follow measured dosing, and circulate water between tests for accurate adjustments.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use this alkalinity increaser safely and effectively?\u003c\/h3\u003e\n\n\u003cp\u003eMeasure total alkalinity with a test kit before adding product. Start with small, repeatable doses and allow circulation after each addition, retesting until you reach 80–140 ppm. For best results, pre-dissolve the granules in a small plastic pail of water before adding to the spa.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdd 1 oz (2 tbsp) to the spa, circulate for 30 minutes, then retest.\u003c\/li\u003e\n  \u003cli\u003eRepeat dosing in 1 oz increments until the target alkalinity is achieved.\u003c\/li\u003e\n  \u003cli\u003ePre-dissolve granular product in water to avoid settling and ensure even distribution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy should I correct total alkalinity in my hot tub?\u003c\/h3\u003e\n\n\u003cp\u003eTotal alkalinity acts as a buffer that reduces rapid pH swings, which can cause sanitizer loss, surface etching, or metal corrosion. Proper alkalinity helps maintain consistent chlorine or bromine levels and prevents scale buildup, extending the life of heaters and other components.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMaintains pH stability so sanitizers remain effective longer.\u003c\/li\u003e\n  \u003cli\u003eReduces risk of scale formation and mineral deposits.\u003c\/li\u003e\n  \u003cli\u003eProtects metal fittings, heating elements, and surfaces from corrosion and etching.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow quickly will I see results after adding SpaChoice alkalinity increaser?\u003c\/h3\u003e\n\n\u003cp\u003eThis granular formula dissolves quickly and begins to affect alkalinity as soon as it disperses through the circulated water. Expect to retest after 30 minutes of circulation; multiple short doses are preferable to one large dose for precise control.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCirculate water for 30 minutes after each dose before retesting.\u003c\/li\u003e\n  \u003cli\u003eAdjust incrementally—small doses reduce overshooting the target range.\u003c\/li\u003e\n  \u003cli\u003eVisible improvements in pH stability often occur within an hour of proper dosing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use this with other spa chemicals and sanitizers?\u003c\/h3\u003e\n\n\u003cp\u003eYes—SpaChoice alkalinity increaser is intended to be part of a regular water care routine. Always test total alkalinity and pH before adding sanitizers, and avoid mixing undiluted chemicals; add one product at a time and allow proper circulation between treatments.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTest alkalinity and pH before adjusting sanitizers like chlorine or bromine.\u003c\/li\u003e\n  \u003cli\u003eAvoid adding multiple dry chemicals directly into the filter area or into an undiluted form.\u003c\/li\u003e\n  \u003cli\u003eFollow manufacturer instructions for timing and circulation between chemical additions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? SpaChoice 2-Pounds 2-Pack Premium Alkalinity Increaser is aimed at hot tub owners, rental property managers, and pool service professionals who need reliable, easy-to-use chemistry control. It’s especially useful for anyone maintaining spas in variable climates or high-use settings where alkalinity drifts can cause frequent pH adjustments. If you test and balance water regularly and want a granular product that dissolves quickly for precise corrections, this two-pack provides convenient supply for ongoing maintenance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much should I add to increase alkalinity?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Start with 1 oz (2 tbsp), circulate 30 minutes, then retest; repeat 1 oz increments until 80–140 ppm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add this product directly to the spa?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Pre-dissolving in a small plastic pail is recommended, though it dissolves quickly if added carefully to circulating water.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SpaChoice","offers":[{"title":"Default Title","offer_id":56832193003860,"sku":"B00UD97XPS","price":69.77,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/spachoice-alkalinity-increaser-front-package.jpg?v=1787024534"},{"product_id":"my-garden-pool-calcium-booster-granular-2-lb-2-1-lb-kit-with-20-count-test-strips-scum-sponge-raises-hardness-reduces-foami","title":"My Garden Pool Calcium Booster Granular 2 lb (2×1 lb) Kit with 20-Count Test Strips \u0026 Scum Sponge — Raises Hardness, Reduces Foami","description":"\u003cp\u003e\u003cstrong\u003eLeisure Time Calcium Booster is a granular calcium hardness increaser for spas and small pools, packaged as two 1 lb containers and paired with 20-count My Garden Pool test strips plus a scum-absorbing flower sponge for cleaner water and surfaces.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping calcium hardness in the recommended range prevents equipment wear and surface etching while reducing foaming and cloudy water. This kit combines a practical, easy-to-measure granular formula with simple testing and a targeted scum sponge so you can measure, adjust, and remove scum lines without juggling multiple products.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use this calcium booster to raise hardness correctly?\u003c\/h3\u003e\n\u003cp\u003eMeasure your pool or spa volume, test current calcium hardness with the included 20-count My Garden Pool test strips, then dissolve or broadcast the granular booster according to dosage guidance. The product raises calcium predictably—one ounce increases hardness by about 7 ppm in 500 gallons—so small, incremental additions avoid overshooting the ideal range.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest water first with the included test strip for baseline calcium hardness.\u003c\/li\u003e\n  \u003cli\u003eCalculate dosage using the one-ounce per 7 ppm per 500-gallon reference.\u003c\/li\u003e\n  \u003cli\u003eBroadcast evenly with circulation running; allow full turnover before retesting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this affect my sanitizer or cause foaming?\u003c\/h3\u003e\n\u003cp\u003eThe granular booster is formulated to be compatible with common sanitizers such as chlorine, bromine, ozone, and biguanide systems, and helps reduce foaming that can occur in soft water. Because it increases hardness, you should see fewer foam events and improved water clarity when levels fall within the recommended 150–400 ppm range.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe to use alongside chlorine, bromine, ozone, and biguanide sanitizers.\u003c\/li\u003e\n  \u003cli\u003eHelps prevent foaming associated with low calcium hardness.\u003c\/li\u003e\n  \u003cli\u003eMaintain recommended range to protect equipment and surfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat is the best way to remove scum lines and surface oils?\u003c\/h3\u003e\n\u003cp\u003eThe included Scum Sponge (flower-shaped, oil-absorbing) targets scum lines and floating oils without chemicals—just press it against the waterline and lift away trapped residues. It’s reusable and made to pick up skin oils, hair products, and lotion buildup that often cause visible scum lines on spa and pool surfaces.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePress sponge against the waterline to absorb oils and scum.\u003c\/li\u003e\n  \u003cli\u003eRinse and wring between uses; replace when saturated or worn.\u003c\/li\u003e\n  \u003cli\u003eCompliments chemical care by removing residues physical cleaners can’t dissolve.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I test and adjust calcium hardness?\u003c\/h3\u003e\n\u003cp\u003eCheck calcium hardness regularly—monthly for maintenance, and after major water top-offs or refills. Re-test after any large chemical addition or if you notice foaming, cloudy water, or surface scaling; adjust in small increments to reach the target 150–400 ppm range.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMonthly routine testing keeps levels stable and predictable.\u003c\/li\u003e\n  \u003cli\u003eTest immediately after filling or adding large volumes of fresh water.\u003c\/li\u003e\n  \u003cli\u003eRebalance slowly: add small amounts and retest after circulation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This kit suits hot tub and small pool owners who want a straightforward, granular calcium booster with precise dosing, plus basic water testing and a physical tool for scum removal. It’s ideal if you prefer granular products over liquids, want clearer water with fewer foam issues, and appreciate a simple, non-chemical sponge to keep waterlines tidy.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much does one ounce raise calcium hardness?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: One ounce raises calcium hardness approximately 7 ppm in 500 gallons.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this with chlorine or bromine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the booster is compatible with chlorine, bromine, ozone, and biguanide systems.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"My Garden Pool","offers":[{"title":"Default Title","offer_id":56832219283796,"sku":"B0CZSD73M2","price":66.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/my-garden-pool-leisure-time-calcium-booster-front-packaging.jpg?v=1787025035"},{"product_id":"spachoice-pool-stabilizer-and-conditioner-4-lb-cyanuric-acid-for-chlorine-protection-fast-dissolving","title":"SpaChoice Pool Stabilizer and Conditioner — 4 lb Cyanuric Acid for Chlorine Protection, Fast-Dissolving","description":"\u003cp\u003e\u003cstrong\u003eSpaChoice 4-Pounds Premium Pool Stabilizer and Conditioner is a cyanuric acid treatment that slows chlorine loss from sunlight and helps maintain effective sanitizer levels.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your pool loses chlorine quickly on sunny days, adding a stabilizer can reduce that loss and extend the useful life of your disinfectant. This SpaChoice product dissolves quickly when added correctly, lets you target the recommended cyanuric acid range of 40–100 ppm, and is intended for routine maintenance or after refilling a pool that has little or no stabilizer.\u003c\/p\u003e\n\n\u003ch3\u003eHow much product do I add to reach the proper cyanuric acid level?\u003c\/h3\u003e\n\u003cp\u003eDosage varies with pool volume and current cyanuric acid concentration. For a pool that is new or has no stabilizer, add 4 ounces of this product per 1,000 gallons to move into the 40–100 ppm range. The label also notes that 6 ounces will raise cyanuric acid by about 10 ppm per 5,000 gallons.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdd 4 oz per 1,000 gallons for initial dosing in unconditioned pools.\u003c\/li\u003e\n  \u003cli\u003eUse 6 oz per 5,000 gallons to raise cyanuric acid ≈10 ppm.\u003c\/li\u003e\n  \u003cli\u003eTest water before and after to confirm target 40–100 ppm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat is the correct way to add this stabilizer to my pool?\u003c\/h3\u003e\n\u003cp\u003eApply the granules slowly into the skimmer while the pump is running, or pre-dissolve them in a warm-water pail and pour the solution into the skimmer. Make sure the pool filter is clean and keep the circulation running for at least 24 hours so the product dissolves and distributes evenly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdd slowly to the skimmer to avoid clumping and localized high concentration.\u003c\/li\u003e\n  \u003cli\u003ePremix in warm water if preferred, then add to skimmer.\u003c\/li\u003e\n  \u003cli\u003eRun filtration continuously for 24 hours after application for full dissolution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this stabilizer affect chlorine and pool chemistry?\u003c\/h3\u003e\n\u003cp\u003eCyanuric acid binds to free chlorine and reduces how quickly UV light breaks it down, which can decrease overall chlorine consumption. Maintain a free chlorine residual of 2.0–4.0 ppm and a pH of 7.4–7.6 for optimal sanitizer performance once stabilizer levels are in range.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReduces chlorine loss from sunlight and can lower consumption up to about 25%.\u003c\/li\u003e\n  \u003cli\u003eHelps chlorine remain active longer, improving overall effectiveness.\u003c\/li\u003e\n  \u003cli\u003eRegular testing ensures cyanuric acid stays within the recommended 40–100 ppm range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I monitor and adjust stabilizer levels safely?\u003c\/h3\u003e\n\u003cp\u003eUse a reliable cyanuric acid test kit to measure current concentration before adding product and after it has circulated. If levels are above the recommended range, partial draining and refill or dilution is the typical corrective step; avoid over-treating since cyanuric acid builds up over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest before dosing and re-test after 24–48 hours of circulation.\u003c\/li\u003e\n  \u003cli\u003eAvoid repeatedly overdosing; cyanuric acid accumulates in the pool water.\u003c\/li\u003e\n  \u003cli\u003eIf levels exceed 100 ppm, dilute pool water by partial drain and refill.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Pool owners and maintenance professionals who want a straightforward way to protect chlorine from UV degradation and reduce sanitizer consumption. SpaChoice 4-Pounds Premium Pool Stabilizer and Conditioner is suited for above-ground and in-ground pools needing initial conditioning after refill or routine cyanuric acid top-ups to keep levels within the 40–100 ppm guideline.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How soon will the stabilizer work after I add it?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Dissolve and circulate for 24 hours; then test cyanuric acid to confirm effective distribution.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I overdose my pool with this product?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Avoid overuse; levels above 100 ppm require partial water replacement to lower cyanuric acid.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SpaChoice","offers":[{"title":"Default Title","offer_id":56832244646228,"sku":"B0CWWJ9NHB","price":72.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/spachoice-front-label.jpg?v=1787025498"},{"product_id":"leisure-time-spa-down-granular-ph-reducer-for-hot-tubs-2-5-lb-x-2-pack-fast-acting-sanitizer-safe","title":"LEISURE TIME Spa Down granular pH reducer for hot tubs, 2.5 lb x 2 pack — fast-acting, sanitizer-safe","description":"\u003cp\u003e\u003cstrong\u003eLEISURE TIME Spa Down is a granular treatment that lowers pH and total alkalinity in hot tubs, helping restore balanced water so sanitizers work more effectively.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBusy spa owners rely on quick, predictable water treatments — Spa Down is formulated as a granular acidifier to reduce high pH and alkalinity without complicated dosing procedures. This 2.5-pound, two-pack offers multiple doses for regular maintenance or after shock treatments. It’s compatible with common sanitizer systems and made by a brand with decades of spa-care experience.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will Spa Down adjust pH and alkalinity?\u003c\/h3\u003e\n\u003cp\u003eSpa Down works relatively fast when dissolved and evenly circulated. You’ll usually see pH and total alkalinity drop within a few hours of application once the water has been circulated, but retesting after circulation ensures correct levels.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDissolve recommended amount in a bucket of water before adding to spa.\u003c\/li\u003e\n  \u003cli\u003eRun the pump for 15–30 minutes to distribute thoroughly.\u003c\/li\u003e\n  \u003cli\u003eRetest pH and alkalinity after circulation and adjust if needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product work with my sanitizer system?\u003c\/h3\u003e\n\u003cp\u003eYes — Spa Down is formulated to be compatible with common sanitizers including chlorine, bromine, and biguanide systems. Proper pH and alkalinity help sanitizers operate at peak efficiency without changing your sanitizer brand or schedule.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe to use with bromine, chlorine, and biguanide sanitizers.\u003c\/li\u003e\n  \u003cli\u003eHelps sanitizers remain effective by keeping pH in range.\u003c\/li\u003e\n  \u003cli\u003eUse as part of routine maintenance or after heavy use and shocking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use Spa Down safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eFollow label directions for dosing based on spa volume and current test results. Always add the product to water rather than water to the product, wear gloves if needed, and allow the circulation system to mix thoroughly before retesting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTest water for pH and total alkalinity before treatment.\u003c\/li\u003e\n  \u003cli\u003eDissolve measured doses in a plastic bucket, then pour around the spa perimeter.\u003c\/li\u003e\n  \u003cli\u003eRun jets for 15–30 minutes, then retest and repeat small adjustments if required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much Spa Down will I need and when should I retest?\u003c\/h3\u003e\n\u003cp\u003eDosing depends on spa capacity and how far pH\/alkalinity are from the target ranges. After treatment and circulation, retest within a few hours; small, incremental doses are safer than large single additions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse test strips or a liquid test kit for accurate pH and alkalinity readings.\u003c\/li\u003e\n  \u003cli\u003eAdd small doses, circulate, then wait and retest to avoid overshooting.\u003c\/li\u003e\n  \u003cli\u003eTypical maintenance checks: weekly testing and after heavy usage or refills.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: LEISURE TIME Spa Down is designed for spa owners who want a reliable, easy-to-use granular pH and alkalinity reducer compatible with multiple sanitizer types. It’s a practical choice for residential hot tub users and service professionals who prefer predictable dosing, quick results, and a trusted spa-care brand with a long track record.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Spa Down with bromine or chlorine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Spa Down is compatible with bromine, chlorine, and biguanide sanitizers and helps them work more effectively when pH is balanced.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long after adding Spa Down can I retest the water?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Run your spa’s circulation for 15–30 minutes, then retest pH and alkalinity; wait a few hours for full stabilization if needed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"LEISURE TIME","offers":[{"title":"Default Title","offer_id":56833300103508,"sku":"B0CWVR8JZV","price":71.77,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/leisure-time-spa-down-front-packaging_jpg.jpg?v=1787039994"},{"product_id":"spachoice-ph-decreaser-for-hot-tub-2-x-2-5-lb-pack-usa-made-fast-acting-ph-lowering-powder","title":"SpaChoice pH Decreaser for Hot Tub 2 x 2.5 lb Pack — USA-Made, Fast-Acting pH Lowering Powder","description":"\u003cp\u003e\u003cstrong\u003eSpaChoice pH Decreaser is a concentrated, USA-made powder that safely lowers high spa pH to help keep hot tub water balanced and comfortable.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeeping hot tub water within the right pH and alkalinity ranges prevents scale, cloudy water, and irritation. This two-pack provides two 2.5-pound containers of pH-lowering formula that works with common sanitizers such as chlorine, bromine, and biguanide. Regular testing and measured adjustments preserve equipment and bathing comfort while making sanitizer performance more consistent.\u003c\/p\u003e\n\n\u003ch3\u003eWhat pH and alkalinity levels should I aim for in my spa?\u003c\/h3\u003e\n\u003cp\u003eFor most spas, aim for a pH between 7.2 and 7.8 and total alkalinity between 80 and 140 ppm. Staying within these ranges reduces corrosion and scale buildup and helps sanitizers work as intended.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTarget pH: 7.2–7.8 for optimal comfort and sanitizer efficiency.\u003c\/li\u003e\n  \u003cli\u003eTarget total alkalinity: 80–140 ppm to buffer pH changes.\u003c\/li\u003e\n  \u003cli\u003eTest frequently with a reliable test kit, especially after heavy use or fresh water additions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use SpaChoice pH Decreaser safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eAdjust pH gradually: add small doses, allow circulation, then retest. Premix a measured amount in a plastic pail before adding to the spa, and use the blower or filter to circulate the water for accurate results.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIf pH is above 7.8, add product in small increments and retest every 30 minutes.\u003c\/li\u003e\n  \u003cli\u003ePremix 1 ounce with water in a plastic pail, pour diluted solution into the spa while system runs.\u003c\/li\u003e\n  \u003cli\u003eRepeat until pH and total alkalinity fall into the recommended ranges.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product work with my sanitizer and hot tub materials?\u003c\/h3\u003e\n\u003cp\u003eYes — the formulation is compatible with common sanitizers, including bromine, chlorine, and biguanide systems, and is designed for use in typical hot tub plumbing and shell materials. Always follow manufacturer guidelines and avoid mixing chemicals directly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe for use with bromine, chlorine, and biguanide sanitizers.\u003c\/li\u003e\n  \u003cli\u003eDo not add undiluted powder directly to the spa water; always premix.\u003c\/li\u003e\n  \u003cli\u003eAllow proper circulation and retest rather than making large single adjustments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow quickly will I see results after adding the decreaser?\u003c\/h3\u003e\n\u003cp\u003epH begins to change as the product disperses, but allow at least 30 minutes of circulation before measuring to get an accurate reading. Larger corrections require multiple small additions over time rather than one large dose to avoid overshooting the target.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWait 30 minutes of circulation before retesting pH after each addition.\u003c\/li\u003e\n  \u003cli\u003eRepeat the premix-and-add process until desired levels are reached.\u003c\/li\u003e\n  \u003cli\u003eSmaller, repeated doses produce more predictable, stable pH adjustments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: SpaChoice pH Decreaser 2.5-pound two-pack is made for hot tub owners, service technicians, and property managers who need a reliable, concentrated product to lower alkaline spa water. It’s suited to anyone who tests water regularly and wants a USA-made option that works across common sanitizer systems for precise pH control.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much SpaChoice pH Decreaser should I add at once?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Premix 1 oz. with water, add to spa, run circulation and retest every 30 minutes, repeating until balanced.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this product compatible with my sanitizer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes; it’s formulated to work with chlorine, bromine, and biguanide sanitizers.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SpaChoice","offers":[{"title":"Default Title","offer_id":56833300169044,"sku":"B0CWVQBGD6","price":70.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/spachoice-front-packaging_bf6f6f6c-d114-4492-8275-6795fcf2cddd.jpg?v=1787040004"}],"url":"https:\/\/gardenluxe.co.uk\/collections\/pool-water-balancers.oembed","provider":"Gardenluxe Uk","version":"1.0","type":"link"}