{"product_id":"poolpure-c-6430-spa-filter-pack-30-sq-ft-replacement-for-31489-pwk30-filbur-fc-3915-3-pack","title":"POOLPURE C-6430 Spa Filter Pack — 30 sq ft Replacement for 31489, PWK30, Filbur FC-3915 (3 Pack)","description":"\u003cp\u003eUpgrade your spa filtration with the POOLPURE C-6430 Spa Filter Pack. This 3-pack set delivers 30 square feet of filtration area to help keep your water clear, comfortable, and ready for your next soak. Engineered as a compatible replacement, it’s designed to fit a range of popular spa models while maintaining steady performance across use cycles.\u003c\/p\u003e\u003ch3\u003eKey benefits and performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e30 sq ft filtration area provides thorough particle capture, helping to reduce debris, dust, and fine sediments from your spa water.\u003c\/li\u003e\n\u003cli\u003eTrilobal filtration fabric increases surface area and promotes efficient filtration, supporting balanced back pressure inside your filtration system.\u003c\/li\u003e\n\u003cli\u003eNSF\/ANSI 50 certified materials help ensure quality and reliable material performance for spa environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility and installation\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Watkins 31489, PWK30, Unicel C-6430, Filbur FC-3915, 73178, 73250, 71825, and P\/N0969601. Note: this is a compatible replacement; original manufacturer names and part numbers are provided for reference only.\u003c\/li\u003e\n\u003cli\u003eDesigned to be a straightforward replacement in standard 10 1\/2\" length, 5 7\/8\" outer diameter cartridges with 1 15\/16\" top\/bottom openings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMaintenance and care\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThe uniform trilobal fabric supports easy stain capture and release, making maintenance more predictable. For optimal performance, clean cartridges monthly based on usage.\u003c\/li\u003e\n\u003cli\u003eImportant usage note: Not for backwashing; backwashing may cause cracks or permanent damage to the cartridge.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy choose POOLPURE\u003c\/h3\u003e\u003cp\u003eThis independent POOLPURE offering provides a cost-effective, compatible option backed by a brand trusted by pool and spa owners. While individual results vary, users commonly notice improved water clarity and easier routine maintenance when paired with regular skimming and filtration checks.\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 models does the POOLPURE C-6430 Spa Filter 3 Pack fit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with Watkins 31489, PWK30, Unicel C-6430, Filbur FC-3915, and related models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this filter suitable for backwashing systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This cartridge is not designed for backwashing; backwashing could cause cracks or damage.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"POOLPURE","offers":[{"title":"Default Title","offer_id":45739037458618,"sku":"B07TC58XBG","price":144.33,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/3536\/8890\/files\/poolpure-c6430-spa-filter-pack.jpg?v=1774719011","url":"https:\/\/gardencanada.ca\/products\/poolpure-c-6430-spa-filter-pack-30-sq-ft-replacement-for-31489-pwk30-filbur-fc-3915-3-pack","provider":"Garden Canada","version":"1.0","type":"link"}