{"product_id":"vexca-swimming-pool-filter-cartridge-for-sta-rite-system-3-s7m120-50-micron-trilobal-pleat","title":"Vexca Swimming Pool Filter Cartridge for Sta‑Rite System 3 S7M120 — 50‑Micron Trilobal Pleat","description":"\u003cp\u003e\u003cstrong\u003eVexca® Swimming Pool Filter Cartridge compatible with Sta‑Rite System 3 S7M120 and similar models is a drop‑in replacement cartridge engineered for finer 50‑micron filtration and improved dirt‑holding capacity.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis replacement cartridge is built to fit System 3 S7M120, SR300, 25021‑0200S and 25022‑0201S housings and uses a trilobal, three‑leaf pleat fabric to increase filtration surface area while resisting deformation. Constructed from chlorine‑resistant end caps and BPA‑free components, the cartridge is IAPMO‑tested to NSF\/ANSI 50 standards. It’s a non‑OEM, compatible option intended to deliver consistent particle removal and straightforward maintenance for above‑ground and in‑ground spa and pool filter systems.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this cartridge deliver better filtration than a standard replacement?\u003c\/h3\u003e\n\u003cp\u003eThe Vexca cartridge employs advanced pleating and \"Dirt Lock\" design principles to trap smaller particles and hold more debris between cleanings. A 50‑micron rating offers finer capture than many basic cartridges, while the multi‑leaf fabric expands effective surface area without increasing outside dimensions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFiltration rating: 50 microns for finer particle capture.\u003c\/li\u003e\n  \u003cli\u003eTrilobal three‑leaf fabric increases pleat density and surface area.\u003c\/li\u003e\n  \u003cli\u003eDirt Lock pleat structure retains debris for longer service intervals.\u003c\/li\u003e\n  \u003cli\u003eApproximately 30% greater dirt‑holding than standard cartridges (manufacturer comparison).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this cartridge fit my System 3 or SR300 filter housing?\u003c\/h3\u003e\n\u003cp\u003eMeasure your existing cartridge to confirm fit: the inner filter measures 25 1\/4\" long with an 8 3\/4\" outside diameter, while the outer filter measures 18 3\/4\" long with a 16 1\/2\" outside diameter. This cartridge is manufactured to match the dimensions used by Sta‑Rite System 3 S7M120 and compatible SR300 models, but you should verify sizing before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInner cartridge: 25.25\" length, 8.75\" OD, ~100 sq ft filtration area.\u003c\/li\u003e\n  \u003cli\u003eOuter cartridge: 18.75\" length, 16.5\" OD, ~200 sq ft filtration area.\u003c\/li\u003e\n  \u003cli\u003eCompatible with 25021‑0200S and 25022‑0201S style housings.\u003c\/li\u003e\n  \u003cli\u003eNot intended for backwashing—do not use in backwash processes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and routine cleaning?\u003c\/h3\u003e\n\u003cp\u003eInstallation is tool‑free and straightforward: lift the old cartridge out and seat the replacement in the housing. The trilobal fiber surface sheds debris when rinsed, making regular maintenance quick; a pressure rinse every two weeks is recommended under typical conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTool‑free swap reduces downtime and effort.\u003c\/li\u003e\n  \u003cli\u003eRinseable pleat surface releases trapped dirt easily.\u003c\/li\u003e\n  \u003cli\u003eSuper adhesive band keeps pleats separated for better flow.\u003c\/li\u003e\n  \u003cli\u003eRemove cartridge before adding oxidizing disinfectants to avoid damage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and safety certifications does the cartridge have?\u003c\/h3\u003e\n\u003cp\u003eVexca cartridges use BPA‑free plastics and chlorine‑resistant end caps to resist cracking and degradation. The product has been tested by IAPMO to NSF\/ANSI 50 standards, providing independent verification of material safety and structural performance for pool and spa applications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIAPMO‑tested to NSF\/ANSI 50 standards.\u003c\/li\u003e\n  \u003cli\u003eBPA‑free components for safer contact with pool water.\u003c\/li\u003e\n  \u003cli\u003eChlorine‑resistant end caps for extended durability.\u003c\/li\u003e\n  \u003cli\u003eHigh‑strength adhesive band prevents pleat collapse.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This Vexca replacement cartridge is suited for pool and spa owners who need a compatible, higher‑performance alternative to original replacement parts for Sta‑Rite System 3 S7M120 and similar models. It’s ideal for operators wanting finer filtration, longer dirt‑holding capacity, and easy maintenance—provided you confirm dimensions and avoid backwashing 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: Is this Vexca cartridge an original Sta‑Rite part?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This is a compatible replacement designed to fit Sta‑Rite System 3 and similar models, not an OEM product.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I clean the filter cartridge?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Rinse the cartridge about every two weeks under normal conditions; more often if the pool is heavily used or dirty.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Vexca","offers":[{"title":"Default Title","offer_id":56801870348628,"sku":"B0FTVHJ6FH","price":578.34,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/vexca-front-packaging.jpg?v=1786752110","url":"https:\/\/gardenluxe.co.uk\/products\/vexca-swimming-pool-filter-cartridge-for-sta-rite-system-3-s7m120-50-micron-trilobal-pleat","provider":"Gardenluxe Uk","version":"1.0","type":"link"}