{"product_id":"poolzilla-spa-filter-cartridge-replacement-1-pack-fits-watkins-31114-oem-10-5in-x-8-5in-65-sq-ft-pleated","title":"Poolzilla Spa Filter Cartridge Replacement 1-Pack — Fits Watkins 31114 \u0026 OEM, 10.5in x 8.5in, 65 sq ft Pleated","description":"\u003cp\u003e\u003cstrong\u003ePoolzilla spa filter cartridge replacement for Watkins 31114 and similar models is a direct-fit, pleated replacement that restores clean flow and captures fine debris for clearer spa water.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your spa or hot tub is due for a filter change, this Poolzilla single-pack cartridge is built to match the fit and performance of popular OEM parts like Watkins 31114, Unicel C-8465, Pleatco PWK65, Filbur FC-3960 and compatible Tiger River and Caldera models. Designed with a high-surface-area pleated media and durable construction, it helps keep pumps running efficiently and reduces visible particles in the water. This listing is for an independent Poolzilla replacement cartridge; original manufacturer names are used only for reference.\u003c\/p\u003e\n\n\u003ch3\u003eWhat sizes and measurements does this replacement cartridge use?\u003c\/h3\u003e\n\n\u003cp\u003eThe cartridge dimensions are made to line up with the referenced OEM parts: 10 1\/2 inches long, 8 1\/2 inches outer diameter and a 3-inch inner diameter. With approximately 65 square feet of pleated filtration area, it offers a large media surface for capturing contaminants while maintaining flow. These dimensions ensure compatibility with housings designed for the listed part numbers.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eLength: 10.5 inches\u003c\/li\u003e\n  \u003cli\u003eOuter diameter: 8.5 inches\u003c\/li\u003e\n  \u003cli\u003eInner diameter: 3 inches\u003c\/li\u003e\n  \u003cli\u003eFiltration area: ~65 sq. ft.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does Poolzilla’s filter media perform compared to standard cartridges?\u003c\/h3\u003e\n\n\u003cp\u003ePoolzilla cartridges use tightly pleated fabric and a Dirt-Trap style design that increases surface area and catches more debris than simple round fabric cartridges. The pleats help hold leaves, hair, sediment and fine particles while preserving water flow. Regular rinsing is all that’s required to restore performance between deeper cleanings.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDirt-Trap pleated media for improved capture\u003c\/li\u003e\n  \u003cli\u003eRemoves leaves, sediment, hair and visible particulates\u003c\/li\u003e\n  \u003cli\u003eEasy cold-water rinsing for routine maintenance\u003c\/li\u003e\n  \u003cli\u003eMaintains pump flow even as debris accumulates\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long will this replacement last and how do I maintain it?\u003c\/h3\u003e\n\n\u003cp\u003eWith proper care, expect around 1–2 years of service life depending on use, water chemistry and local debris levels. Routine maintenance includes rinsing the cartridge with a hose to remove surface debris and performing a periodic deep clean with a filter cleaner. Inspect the pleats and endcaps for damage; replace the cartridge if pleats tear or structural components degrade.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTypical service life: 1–2 years with normal use\u003c\/li\u003e\n  \u003cli\u003eRinse with a hose after each heavy-soil event\u003c\/li\u003e\n  \u003cli\u003eDeep-clean with filter cleaner every few months\u003c\/li\u003e\n  \u003cli\u003eReplace if pleats, seal or endcaps show damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and support come with this Poolzilla cartridge?\u003c\/h3\u003e\n\n\u003cp\u003ePoolzilla backs this product with a 6-month assurance return policy and a 12-month warranty against confirmed manufacturing defects. Support and quality control teams are based in New Jersey to assist with questions about fit, installation and care. Note that Poolzilla is an independent replacement brand and the OEM names are referenced for compatibility only.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e6-month risk-free assurance return policy\u003c\/li\u003e\n  \u003cli\u003e12-month limited warranty for defects\u003c\/li\u003e\n  \u003cli\u003eU.S.-based customer and technical support\u003c\/li\u003e\n  \u003cli\u003eManufacturer references used solely for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This Poolzilla replacement cartridge is ideal for owners of spas and hot tubs that specify Watkins 31114, Unicel C-8465, Pleatco PWK65, Filbur FC-3960 or the listed Tiger River and Caldera numbers who want a budget-friendly, high-surface-area replacement. Choose this cartridge if you need a direct-fit substitute that prioritizes debris capture, easy maintenance and reliable flow for pumps and circulation systems. If your unit requires the exact OEM branded part, check original manufacturer guidance; otherwise this Poolzilla cartridge offers a practical alternative for routine filter replacement.\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: Is this Poolzilla cartridge a direct replacement for Watkins 31114?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This Poolzilla cartridge matches the dimensions and fit for Watkins 31114 and equivalent part numbers listed for compatibility.\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 this filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Rinse after heavy use and deep-clean every few months; expect replacement roughly every 1–2 years depending on usage and water conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Poolzilla","offers":[{"title":"Default Title","offer_id":54200450613432,"sku":"B096GWBLT2","price":96.32,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0636\/7416\/files\/poolzilla-front-packaging-spa-filter.jpg?v=1790614043","url":"https:\/\/canadianlawn.ca\/products\/poolzilla-spa-filter-cartridge-replacement-1-pack-fits-watkins-31114-oem-10-5in-x-8-5in-65-sq-ft-pleated","provider":"Canadian Lawn","version":"1.0","type":"link"}