{"product_id":"poolpure-pwk35b-spa-filter-2-pack-replaces-hot-springs-limelight-series-watkins-1642301-1","title":"POOLPURE PWK35B Spa Filter 2-Pack – Replaces Hot Springs Limelight Series \u0026 Watkins 1642301-1","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eUpgrade your spa filtration with the POOLPURE PWK35B Spa Filter. This dependable two-pack replacement is designed to fit Hot Springs Limelight Series spas and a range of compatible models. Each cartridge measures 14 1\/8 inches in length with a 6 3\/8 inch outer diameter and 2-inch top and bottom openings, delivering a 35 square foot filtration area through trilobal filtration fabric. The combination of precise sizing and high-grade material helps keep your spa water inviting between regular maintenance sessions.\u003c\/p\u003e\n\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLength: 14 1\/8\"\u003c\/li\u003e\n  \u003cli\u003eOuter diameter: 6 3\/8\"\u003c\/li\u003e\n  \u003cli\u003eTop opening: 2\"\u003c\/li\u003e\n  \u003cli\u003eBottom opening: 2\"\u003c\/li\u003e\n  \u003cli\u003eFiltration area: 35 sq ft\u003c\/li\u003e\n  \u003cli\u003eMaterial: Trilobal filtration fabric\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility and fit\u003c\/h3\u003e\n\u003cp\u003ePWK35B is a compatible replacement for Hot Springs Limelight Series spa filters and OEM references such as 1642301-1, 78161, and 78286. As an independent replacement, POOLPURE aims to meet or exceed OEM standards while offering a reliable alternative.\u003c\/p\u003e\n\n\u003ch3\u003eCertifications and trust\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eNSF\/ANSI 50 certified quality by IAPMO\u003c\/li\u003e\n  \u003cli\u003ePHTA member – industry-trusted filtration standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerformance you may notice\u003c\/h3\u003e\n\u003cp\u003eThe Dirt-Locking technology captures over three times more debris than standard cartridges, helping your spa water stay clearer between cleanings. The design also supports efficient filtration in real-world spa environments.\u003c\/p\u003e\n\n\u003ch3\u003eMaintenance and care\u003c\/h3\u003e\n\u003cp\u003eThe trilobal fabric is designed to release impurities during cleaning, making rinsing straightforward and helping the cartridge feel like new longer. For best results, clean once a month. Important: do not backwash, as it may cause cracks or permanent damage.\u003c\/p\u003e\n\n\u003ch3\u003eWhat you get\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2-pack set of PWK35B spa filters\u003c\/li\u003e\n  \u003cli\u003eWhite-standard finish compatible with multiple spa configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: POOLPURE is an independent brand offering compatible replacements engineered to meet OEM standards. All OEM names and part numbers listed are for reference only.\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 is the POOLPURE PWK35B compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with Hot Springs Limelight Series spas and OEM references like 1642301-1, 78161, and 78286, plus equivalents.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I care for my PWK35B filter for best results?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Rinse monthly with a garden hose, avoid backwashing, and replace per your spa usage to maintain clear water.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"POOLPURE","offers":[{"title":"Default Title","offer_id":48213702541556,"sku":"B0CZDZ75CG","price":74.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/6652\/0820\/files\/poolpure-pwk35b-spa-filter-sideview.jpg?v=1778481235","url":"https:\/\/www.cerapatiogarden.com\/products\/poolpure-pwk35b-spa-filter-2-pack-replaces-hot-springs-limelight-series-watkins-1642301-1","provider":"Cera Garden","version":"1.0","type":"link"}