{"product_id":"hanxer-hot-tub-filter-cartridge-6540-502-replacement-2-pack-fits-filbur-fc-2812-dense-pleated-polymer-for-clear-spa-water","title":"HANXER Hot Tub Filter Cartridge 6540-502 Replacement 2-Pack — Fits Filbur FC-2812, Dense Pleated Polymer for Clear Spa Water","description":"\u003cp\u003e\u003cstrong\u003eHANXER 6540-502 is a two-pack disposable hot tub and spa filter cartridge engineered to replace Filbur FC-2812 and several Sundance and PPS models, restoring clear water with efficient particle removal.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen your spa or pool filter needs a straightforward swap, the HANXER 6540-502 offers a ready-fit replacement designed to match common OEM dimensions and performance. These disposable cartridges are built from a dense woven polymer that increases surface area for capturing debris like sediment, skin oils, and hair. They fit a range of compatible models and are offered as a convenient twin pack so you can replace filters on schedule without waiting for shipments.\u003c\/p\u003e\n\n\u003ch3\u003eWill this filter fit my hot tub or spa model?\u003c\/h3\u003e\n\u003cp\u003eThese HANXER cartridges are sized and shaped to be compatible with Filbur FC-2812 and specific Sundance and PPS models, functioning as direct replacements. Confirming the measurements of your existing cartridge ensures a proper seal and optimal flow.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible model names: 6540-502, Filbur FC-2812, Sundance Series 850 and 780, PPS750.\u003c\/li\u003e\n  \u003cli\u003eDimensions: total length 5 inches, outside diameter 7 3\/4 inches.\u003c\/li\u003e\n  \u003cli\u003eTop and bottom open diameter: 4 7\/8 inches — check your current cartridge to match.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this cartridge clean my spa water effectively?\u003c\/h3\u003e\n\u003cp\u003eHANXER cartridges use a dense woven polymer media that creates a large surface area for trapping particles while allowing water to flow freely. The structure captures visible debris and finer sediments to help maintain clear water between full system cleanings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-efficiency pleated polymer media traps sediment, hair, and particulate matter.\u003c\/li\u003e\n  \u003cli\u003eDesigned to balance filtration efficiency with flow to avoid overstraining pumps.\u003c\/li\u003e\n  \u003cli\u003eDisposable design: swap with a fresh cartridge for consistent performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these disposable filters?\u003c\/h3\u003e\n\u003cp\u003eReplacement frequency depends on spa usage, bather load, and water chemistry; many owners replace disposable cartridges monthly under moderate use. Regular replacement prevents clogging, preserves flow, and reduces stress on circulation equipment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTypical replacement interval: every 4–8 weeks for moderate use; more often with heavy use.\u003c\/li\u003e\n  \u003cli\u003eReplace sooner if you notice reduced flow, cloudy water, or visible buildup on the media.\u003c\/li\u003e\n  \u003cli\u003eDo not attempt to clean with cartridge cleaners—these are intended as disposable filters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I expect when installing and maintaining this filter?\u003c\/h3\u003e\n\u003cp\u003eInstalling the HANXER 6540-502 is straightforward: remove the old cartridge, compare dimensions, and insert the new unit ensuring a snug fit. Because these are disposable, maintenance is limited to inspection and routine replacement rather than deep cleaning.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInstallation: remove access panel, lift out old cartridge, place new cartridge ensuring correct orientation.\u003c\/li\u003e\n  \u003cli\u003eMaintenance: inspect monthly for clogging, tears, or deformation; replace when performance drops.\u003c\/li\u003e\n  \u003cli\u003eWarning: do not use chemical cartridge cleaners on this disposable filter to avoid damaging the media.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The HANXER 6540-502 two-pack is a practical choice for spa and hot tub owners who need a reliable, ready-fit replacement for Filbur FC-2812 and compatible Sundance or PPS models. It's aimed at people who prefer the simplicity of disposable filters over reusable cartridges, want to maintain clear water with minimal fuss, and need parts that match OEM dimensions for an easy swap.\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 filter replace Filbur FC-2812?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. HANXER 6540-502 is designed as a direct replacement for Filbur FC-2812 and compatible models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I clean and reuse this cartridge?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. These are disposable cartridges and should not be cleaned with cartridge cleaners; replace as needed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"HANXER","offers":[{"title":"Default Title","offer_id":56830795874644,"sku":"B0CDGWH6TY","price":70.41,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/hanxer-filter-front-view.jpg?v=1787007941","url":"https:\/\/gardenluxe.co.uk\/products\/hanxer-hot-tub-filter-cartridge-6540-502-replacement-2-pack-fits-filbur-fc-2812-dense-pleated-polymer-for-clear-spa-water","provider":"Gardenluxe Uk","version":"1.0","type":"link"}