{"product_id":"malaka-spa-filter-cartridge-fd2001-2-pack-fits-prb25-in-c-4326-25-sq-ft-pleated-media","title":"Malaka Spa Filter Cartridge FD2001 2-Pack — Fits PRB25-IN\/C-4326, 25 sq.ft. pleated media","description":"\u003cstrong\u003eMalaka FD2001 is a two-pack replacement spa filter cartridge engineered to fit PRB25-IN, C-4326, FC-2375 and other compatible hot tub systems for reliable debris capture and extended filtration area.\u003c\/strong\u003e\n\n\u003cp\u003eThese Malaka replacement cartridges give your spa a clean, economical filtration option without changing plumbing or filter housings. Each cartridge measures 13-5\/16\" (33.5 cm) tall with a broad 25 sq.ft. of media area designed to trap particles, hair, and sediment that reduce water clarity. The cylinders use open inner cores top and bottom for unrestricted flow while matching the common dimensions of many OEM filters, making swaps quick and straightforward.\u003c\/p\u003e\n\n\u003ch3\u003eWill this filter fit my PRB25-IN or C-4326 hot tub?\u003c\/h3\u003e\n\u003cp\u003eYes — the FD2001 is sized to align with the physical dimensions and connection style of those models. Before ordering, compare your current cartridge’s length and diameters to confirm a match.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHeight: 13-5\/16\" (33.5 cm)\u003c\/li\u003e\n  \u003cli\u003eOuter diameter: 4-15\/16\" (12.5 cm)\u003c\/li\u003e\n  \u003cli\u003eInner diameters (top\/bottom): 2-1\/8\" open (5.4 cm)\u003c\/li\u003e\n  \u003cli\u003eFits PRB25-IN, C-4326, FC-2375 and many compatible OEM housings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the Malaka cartridge improve water clarity?\u003c\/h3\u003e\n\u003cp\u003eThe cartridge increases mechanical filtration surface to capture fine debris before it recirculates, helping pumps and chemical treatments work more efficiently. With 25 square feet of pleated media, it provides ample collecting area while maintaining flow through the open core design.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e25 sq.ft. pleated media traps particulate and hair\u003c\/li\u003e\n  \u003cli\u003eOpen top and bottom inner core minimize flow restriction\u003c\/li\u003e\n  \u003cli\u003eDurable construction resists collapsing under pump pressure\u003c\/li\u003e\n  \u003cli\u003eCleaner water reduces strain on sanitizers and equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install and maintain these replacement filters?\u003c\/h3\u003e\n\u003cp\u003eInstallation takes minutes: power off the spa, remove the old cartridge, slide the Malaka unit into place, and re-secure the housing. Routine rinsing and periodic deep cleaning extend life and preserve performance; replace cartridges when pleats remain clogged after cleaning.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTurn off power, locate filter canister, remove old cartridge\u003c\/li\u003e\n  \u003cli\u003eInsert new Malaka cartridge into housing aligned with openings\u003c\/li\u003e\n  \u003cli\u003eRinse weekly with a hose; use filter cleaner soak monthly\u003c\/li\u003e\n  \u003cli\u003eReplace every 6–12 months depending on use and water quality\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and dimensions should I expect from this 2-pack?\u003c\/h3\u003e\n\u003cp\u003eEach cartridge is manufactured from pleated synthetic media wrapped around a supportive open-core tube. The specified dimensions ensure compatibility with a broad range of spa makes and models while offering a filtration area designed for extended service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLength\/Height: 13-5\/16\" (33.5 cm)\u003c\/li\u003e\n  \u003cli\u003eOuter diameter: 4-15\/16\" (12.5 cm)\u003c\/li\u003e\n  \u003cli\u003eInner diameters: 2-1\/8\" open top and bottom (5.4 cm)\u003c\/li\u003e\n  \u003cli\u003eFiltration area: 25 square feet of pleated media per cartridge\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Malaka FD2001 cartridges are ideal for hot tub and spa owners seeking an affordable, OEM-compatible replacement that restores filtration performance quickly. Choose this 2-pack if you want spare filters on hand for scheduled changes, maintain peak pump efficiency, or upgrade from a worn or low-capacity cartridge without modifying your spa. These filters suit residential spa users, rental property managers, and service technicians who need consistent, easy-to-install filtration components.\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 Malaka filters compatible with PRB25-IN models?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The FD2001 matches PRB25-IN dimensions and common OEM housings, but compare your current cartridge measurements first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace the cartridge?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 6–12 months depending on usage and water conditions; clean monthly and rinse weekly to extend life.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Malaka","offers":[{"title":"Default Title","offer_id":56799677907284,"sku":"B09491L6LH","price":76.69,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/malaka-front-view-packaging.jpg?v=1786736195","url":"https:\/\/gardenluxe.co.uk\/products\/malaka-spa-filter-cartridge-fd2001-2-pack-fits-prb25-in-c-4326-25-sq-ft-pleated-media","provider":"Gardenluxe Uk","version":"1.0","type":"link"}