{"product_id":"poolpure-spa-filter-cartridge-replacement-c-5345-2-pack-50-sq-ft-50-micron-trilobal-fabric","title":"POOLPURE Spa Filter Cartridge Replacement C-5345 2-Pack — 50 sq.ft, 50-Micron Trilobal Fabric","description":"\u003cp\u003e\u003cstrong\u003ePOOLPURE C-5345 SPA Filter Replaces PLBS50 2PACK is a direct-fit, high-efficiency spa cartridge designed to restore clear, debris-free water in compatible hot tubs and spas.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your spa or hot tub is running cloudy or the factory filter is tired, this two-pack replacement provides a straightforward way to renew water flow and capture fine particles. Engineered as a compatible replacement for a wide list of OEM part numbers, the C-5345 uses a multilayer trilobal fabric and reinforced end caps to deliver consistent filtration performance and longer service life than standard cartridges.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the C-5345 improve water clarity in my spa?\u003c\/h3\u003e\n\u003cp\u003eThe cartridge uses a trilobal fiber structure and a 50-micron filtration layer to trap small particles that ordinary filters miss. That combination increases contaminant capture area and keeps water looking cleaner between maintenance cycles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e50 sq.ft effective filtration surface captures fine debris like hair and sand.\u003c\/li\u003e\n  \u003cli\u003e50-micron layer filters very small particles without restricting flow.\u003c\/li\u003e\n  \u003cli\u003eTrilobal fibers provide greater surface area for improved dirt retention.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these filters fit my existing spa model?\u003c\/h3\u003e\n\u003cp\u003eThis POOLPURE replacement is built to match the most common dimensions and openings used by the referenced OEMs so it installs like the original. Check the listed measurements and comparison part numbers to confirm compatibility before purchasing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLength: 10 1\/8\"; Outer diameter: 5 5\/16\"; top \u0026amp; bottom openings: 2 1\/8\".\u003c\/li\u003e\n  \u003cli\u003eCompatible with PLBS50, PDC530-AFS, FC-2970 and many more model references.\u003c\/li\u003e\n  \u003cli\u003eSold as a convenient two-pack for simultaneous replacement of both filters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and easy to maintain are these cartridges?\u003c\/h3\u003e\n\u003cp\u003ePOOLPURE designs this cartridge with thicker polyester fabric, reinforced ABS end caps, and a strengthened core to withstand repeated rinsing and handling. Dirt-locking technology releases trapped particles during rinsing, so maintenance is faster and more effective.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e4 oz. thickened polyester fabric for extended lifespan and wear resistance.\u003c\/li\u003e\n  \u003cli\u003eReinforced end caps and integrated core reduce deformation under pressure.\u003c\/li\u003e\n  \u003cli\u003eDirt-locking structure simplifies rinsing and restores flow quickly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these filters safe and certified for long-term use?\u003c\/h3\u003e\n\u003cp\u003eThe materials used in this filter are tested to recognized industry standards for pool and spa components. Independent testing and industry affiliations give extra confidence in material safety and consistent performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIAPMO testing to NSF\/ANSI 50 for material safety in pool and spa components.\u003c\/li\u003e\n  \u003cli\u003eManufactured to meet OEM-equivalent specifications for fit and function.\u003c\/li\u003e\n  \u003cli\u003eProduced by POOLPURE, a member of the Pool \u0026amp; Hot Tub Alliance for trusted practices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Owners and service technicians who need a reliable, ready-to-install replacement cartridge that balances high-efficiency particle capture with durable construction. This two-pack is ideal for people maintaining residential spas, small commercial hot tubs, or anyone looking to reduce frequent cartridge changes while keeping water clearer and maintenance simpler.\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: Does this cartridge exactly replace PLBS50?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the POOLPURE C-5345 is a compatible replacement for PLBS50 and many referenced OEM part numbers; verify dimensions before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I clean or replace these filters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Rinse monthly and replace yearly or when the fabric shows wear; heavier use may require more frequent maintenance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"POOLPURE","offers":[{"title":"Default Title","offer_id":56829997908308,"sku":"B0DGG43YK6","price":81.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/poolpure-c-5345-front-view.jpg?v=1787000023","url":"https:\/\/gardenluxe.co.uk\/products\/poolpure-spa-filter-cartridge-replacement-c-5345-2-pack-50-sq-ft-50-micron-trilobal-fabric","provider":"Gardenluxe Uk","version":"1.0","type":"link"}