{"product_id":"grefilt-cartucho-filtro-piscina-c900-90-sq-ft-30-micras-tela-trilobal-5-oz","title":"Grefilt C900 Pool Filter Cartridge 90 sq.ft — 30‑Micron Trilobal Media, Reinforced Core","description":"\u003cp\u003e\u003cstrong\u003eThe Grefilt C900 is a 90 sq.ft replacement pool filter cartridge that delivers 30-micron filtration, NSF\/ANSI 50–tested materials, and extended service life for compatible Hayward, Pleatco, Unicel, Filbur and Sta-Rite systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned as a drop-in compatible replacement for common C900-style housings, this Grefilt cartridge combines a thick 5 oz trilobal filtration fabric with reinforced end caps and an integrated support core to keep pool water clearer between cleanings. The cartridge dimensions match industry-standard C900 parts — 17 3\/8\" length, 8 15\/16\" outside diameter, and 4\" top and bottom openings — making it a straightforward upgrade for many residential systems.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this cartridge improve particle removal?\u003c\/h3\u003e\n\u003cp\u003eThe Grefilt C900 uses a 30-micron, trilobal fiber media engineered to capture fine debris while maintaining steady flow. The trilobal structure increases surface area and improves particle entrapment without excessive pressure spikes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e30-micron filtration rating for finer particulate capture\u003c\/li\u003e\n  \u003cli\u003eTrilobal fibers with 40% more branches for enhanced capture\u003c\/li\u003e\n  \u003cli\u003eUniform fiber distribution to reduce channeling and clogging\u003c\/li\u003e\n  \u003cli\u003eMaintains flow to avoid frequent backwashing or pressure trips\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this fit my pool filter system?\u003c\/h3\u003e\n\u003cp\u003eThis cartridge is built to fit C900 series housings and is compatible with many major OEMs when they reference C900-class parts. Always measure your existing cartridge to confirm the 17 3\/8\" length, 8 15\/16\" diameter, and 4\" openings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDimensions: 17 3\/8\" L x 8 15\/16\" OD; 4\" top and bottom openings\u003c\/li\u003e\n  \u003cli\u003eCompatible with Hayward C900, CX900RE and similar models\u003c\/li\u003e\n  \u003cli\u003eReplaces Pleatco PA90, Unicel C-8409, Filbur FC-1292, Sta-Rite PXC95\u003c\/li\u003e\n  \u003cli\u003eSold as a compatible replacement; verify fit prior to installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable is the Grefilt C900 and how long will it last?\u003c\/h3\u003e\n\u003cp\u003eDurability is increased through a thicker 5 oz filtration fabric, robust ABS end caps, and an integrated steel-reinforced support core, which together resist deformation and prolong usable life under normal pool pressures. Grefilt estimates up to about 30% longer service life compared with standard cartridges under similar operating conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHeavy-duty 5 oz trilobal fabric for wear resistance\u003c\/li\u003e\n  \u003cli\u003eHigh-strength ABS end caps for secure sealing and alignment\u003c\/li\u003e\n  \u003cli\u003eIntegrated support core to prevent collapse and maintain pleat spacing\u003c\/li\u003e\n  \u003cli\u003eReduces frequency of replacement and maintenance downtime\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this filter safe for family pools and spas?\u003c\/h3\u003e\n\u003cp\u003eThe cartridge media and components have been tested to NSF\/ANSI 50 standards, indicating the materials are suitable for pool and spa use and do not leach harmful substances into the water. Use according to your pump and sanitizer guidelines for best results.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNSF\/ANSI 50 tested materials for pool and spa safety\u003c\/li\u003e\n  \u003cli\u003eDesigned to retain debris without releasing particulates back into water\u003c\/li\u003e\n  \u003cli\u003eSuitable for residential family pools when installed correctly\u003c\/li\u003e\n  \u003cli\u003eFollow manufacturer maintenance recommendations for safe operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Grefilt C900 cartridge is intended for residential and light-commercial pool owners looking for a direct-fit, higher-performance replacement for C900-style filters. It's a good choice if you want finer 30-micron filtration, longer intervals between cleanings, and NSF\/ANSI 50–tested materials. Technicians and DIY homeowners who measure their existing cartridge and require compatibility with Hayward, Pleatco, Unicel, Filbur or Sta-Rite C900-class systems will find this cartridge an efficient upgrade.\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: What are the exact dimensions of the Grefilt C900?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The cartridge is 17 3\/8\" long, 8 15\/16\" outside diameter, with 4\" top and bottom openings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this an OEM part or a compatible replacement?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This is a compatible replacement for C900-style filters and fits many Hayward, Pleatco, Unicel, Filbur, and Sta-Rite models.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Grefilt","offers":[{"title":"Default Title","offer_id":56821077115220,"sku":"B0DQPYVC4X","price":99.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/grefilt-c900-frontal-envasado.jpg?v=1786967824","url":"https:\/\/gardenluxe.co.uk\/products\/grefilt-cartucho-filtro-piscina-c900-90-sq-ft-30-micras-tela-trilobal-5-oz","provider":"Gardenluxe Uk","version":"1.0","type":"link"}