{"product_id":"savener-s7m120-pool-filter-cartridges-inner-outer-pair-300-sq-ft-direct-fit-50-micron","title":"Savener S7M120 Pool Filter Cartridges — Inner \u0026 Outer Pair, 300 sq ft Direct-Fit, 50‑Micron","description":"\u003cp\u003e\u003cstrong\u003eSavener S7M120 System 3 inner and outer pool filters are a direct replacement pair for Sta‑Rite System 3 cartridges, providing 300 sq. ft. of combined filtration for clearer pool water.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your pool pump uses the System 3 S7M120 assembly, this Savener replacement set swaps in quickly and restores efficient filtration. The kit includes both the inner (100 sq. ft.) and outer (200 sq. ft.) cartridges sized to match OEM dimensions so they fit existing housings without modification. Each element is constructed with reinforced end caps and a multilayer trilobal media designed to trap fine particles while being easy to rinse and reuse between changes.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these cartridges match my existing System 3 filter?\u003c\/h3\u003e\n\u003cp\u003eThese Savener cartridges are engineered to be compatible with the same housings and cores as Sta‑Rite System 3 parts. Measurements mirror OEM specs, and the pair replaces the listed part numbers for a seamless swap.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInner cartridge: 25 1\/4\" length, 8 3\/4\" outside diameter, 100 sq. ft. area.\u003c\/li\u003e\n  \u003cli\u003eOuter cartridge: 18 3\/4\" length, 16 1\/2\" outside diameter, 200 sq. ft. area.\u003c\/li\u003e\n  \u003cli\u003eCompatible with part numbers 25021‑0200S, 25022‑0201S and related S7M120 assemblies.\u003c\/li\u003e\n  \u003cli\u003eDirect-fit design avoids modification to existing System 3 housings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat level of dirt and particle removal can I expect?\u003c\/h3\u003e\n\u003cp\u003eSavener uses a multilayer trilobal filtration fabric plus a 50‑micron fine filtration layer to capture a wide range of debris sizes. The structure holds more particles within the pleats, improving clarity and extending time between full replacements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTrilobal fiber increases surface area for better dirt adsorption.\u003c\/li\u003e\n  \u003cli\u003e50‑micron layer traps fine sand, dust, hair and organic debris.\u003c\/li\u003e\n  \u003cli\u003eProfessional dirt‑locking pleats reduce re‑release during rinsing.\u003c\/li\u003e\n  \u003cli\u003eCombined 300 sq. ft. filtration area for higher overall capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I clean and maintain these replacement cartridges?\u003c\/h3\u003e\n\u003cp\u003eRinsing with a garden hose regularly keeps the media performing and prevents buildup that reduces flow. The filter is not designed for backwashing, so avoid backflow processes that can damage the pleats and end caps.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRinse with clean water to remove trapped debris; allow to dry between deep cleans.\u003c\/li\u003e\n  \u003cli\u003eDo not backwash — backwashing may crack the cartridge.\u003c\/li\u003e\n  \u003cli\u003eInspect end caps and pleats for wear; replace when damaged or flow drops significantly.\u003c\/li\u003e\n  \u003cli\u003eFollow local pool‑care intervals for replacement based on use and water conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this a safe choice for pool and spa systems?\u003c\/h3\u003e\n\u003cp\u003eYes — Savener filter components are tested to NSF\/ANSI 50 material‑safety criteria, confirming suitability for long‑term water contact. The robust ABS end caps and reinforced media are designed for repeated wet\/dry cycles common in pool maintenance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIAPMO testing against NSF\/ANSI 50 ensures material safety.\u003c\/li\u003e\n  \u003cli\u003eDurable ABS end caps resist cracking under normal handling.\u003c\/li\u003e\n  \u003cli\u003eDomestic production and quality control for consistent performance.\u003c\/li\u003e\n  \u003cli\u003eSix‑month return policy and customer support for product issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this replacement pair best for? Pool owners and service professionals using Sta‑Rite System 3 S7M120 setups who want an affordable, high‑capacity replacement option will find this Savener inner and outer cartridge set a practical choice. It fits System 3 housings, offers a 300 sq. ft. combined filtration area, and is built to withstand routine cleaning while improving particle capture. Opt for these cartridges if you need a dependable direct replacement with certified material safety and clear maintenance guidance.\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: Are these Savener cartridges compatible with Sta‑Rite System 3?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. They directly replace S7M120 parts including 25021‑0200S and 25022‑0201S and fit System 3 housings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I backwash these filter cartridges?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. These cartridges are not designed for backwashing; backwashing can crack or damage them.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Savener","offers":[{"title":"Default Title","offer_id":56801890795860,"sku":"B08V8B2461","price":557.02,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/savener-s7m120-front-packaging.jpg?v=1786752361","url":"https:\/\/gardenluxe.co.uk\/products\/savener-s7m120-pool-filter-cartridges-inner-outer-pair-300-sq-ft-direct-fit-50-micron","provider":"Gardenluxe Uk","version":"1.0","type":"link"}