{"product_id":"x18-phy25-serenity-filter","title":"Pleatco X18-PHY25 Filter for Hydropool Serenity Spas","description":"\u003ch2 data-section-id=\"1pv8v1b\" data-start=\"149\" data-end=\"231\"\u003ePleatco X18-PHY25 Replacement Spa Filter for Hydropool Serenity Series Hot Tubs\u003c\/h2\u003e\n\u003cp data-start=\"233\" data-end=\"593\"\u003eThe Pleatco X18-PHY25 spa filter cartridge is a high-quality replacement filter designed for select \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eHydropool\u003c\/span\u003e\u003c\/span\u003e Serenity Series hot tubs manufactured around 2020. These filters were used to replace the larger Serenity Wave Filter P\/N 4520035 and help maintain cleaner water, improved circulation, and efficient filtration performance.\u003c\/p\u003e\n\u003cp data-start=\"595\" data-end=\"829\"\u003eTwo Pleatco X18-PHY25 filters are required for compatible spa models. These are push-on style filters and some Hydropool spas may require the Hydropool sleeve adaptors P\/N 5005045 for proper installation. Adaptors are sold separately.\u003c\/p\u003e\n\u003cp data-start=\"831\" data-end=\"993\"\u003ePlease note: If your Hydropool Serenity Series spa uses threaded filters instead of push-on filters, you will likely need the 6CH-940 replacement filters instead.\u003c\/p\u003e\n\u003ch3 data-section-id=\"565xk3\" data-start=\"995\" data-end=\"1018\"\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul data-start=\"1019\" data-end=\"1399\"\u003e\n\u003cli data-section-id=\"i5jr7z\" data-start=\"1019\" data-end=\"1059\"\u003eGenuine Pleatco replacement spa filter\u003c\/li\u003e\n\u003cli data-section-id=\"vqun8w\" data-start=\"1060\" data-end=\"1105\"\u003eReplacement for Hydropool X18-PHY25 filters\u003c\/li\u003e\n\u003cli data-section-id=\"1xgcmal\" data-start=\"1106\" data-end=\"1149\"\u003eReplaces Serenity Wave Filter P\/N 4520035\u003c\/li\u003e\n\u003cli data-section-id=\"1iconv3\" data-start=\"1150\" data-end=\"1211\"\u003eDesigned for select 2020 Hydropool Serenity Series hot tubs\u003c\/li\u003e\n\u003cli data-section-id=\"1b28u4p\" data-start=\"1212\" data-end=\"1257\"\u003eHelps improve water clarity and circulation\u003c\/li\u003e\n\u003cli data-section-id=\"1jfomw0\" data-start=\"1258\" data-end=\"1294\"\u003eEfficient pleated filtration media\u003c\/li\u003e\n\u003cli data-section-id=\"2pzjtx\" data-start=\"1295\" data-end=\"1347\"\u003eHelps capture dirt, debris, oils, and contaminants\u003c\/li\u003e\n\u003cli data-section-id=\"xl6xhu\" data-start=\"1348\" data-end=\"1399\"\u003eDurable construction for long-lasting performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"c1f1ut\" data-start=\"1401\" data-end=\"1434\"\u003eImportant Fitment Information\u003c\/h3\u003e\n\u003cul data-start=\"1435\" data-end=\"1676\"\u003e\n\u003cli data-section-id=\"1u57b4b\" data-start=\"1435\" data-end=\"1473\"\u003eUses push-on style filter connection\u003c\/li\u003e\n\u003cli data-section-id=\"1v04ry3\" data-start=\"1474\" data-end=\"1504\"\u003eTwo filters required per spa\u003c\/li\u003e\n\u003cli data-section-id=\"1pnnxhv\" data-start=\"1505\" data-end=\"1573\"\u003eSome models may require:\n\u003cul data-start=\"1534\" data-end=\"1573\"\u003e\n\u003cli data-section-id=\"j3yvi6\" data-start=\"1534\" data-end=\"1573\"\u003eHydropool Sleeve Adaptors P\/N 5005045\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1jvza4i\" data-start=\"1574\" data-end=\"1600\"\u003eAdaptors sold separately\u003c\/li\u003e\n\u003cli data-section-id=\"3c4bam\" data-start=\"1601\" data-end=\"1676\"\u003eIf your spa uses threaded filters:\n\u003cul data-start=\"1640\" data-end=\"1676\"\u003e\n\u003cli data-section-id=\"fm8h8j\" data-start=\"1640\" data-end=\"1676\"\u003eSearch for 6CH-940 filters instead\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"11y16zp\" data-start=\"1678\" data-end=\"1698\"\u003eMaintenance Tips\u003c\/h3\u003e\n\u003cp data-start=\"1699\" data-end=\"1944\"\u003eFor best filtration performance, rinse your spa filters every 2–4 weeks and deep clean regularly with a dedicated spa filter cleaner. Replace filters approximately every 12 months depending on water chemistry, spa usage, and maintenance routine.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1loyfu8\" data-start=\"1946\" data-end=\"1977\"\u003eWhy Buy From Red Rock Spas?\u003c\/h3\u003e\n\u003cp data-start=\"1978\" data-end=\"2242\"\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003ca class=\"decorated-link\" rel=\"noopener\" href=\"https:\/\/www.redrockspas.com?utm_source=chatgpt.com\" target=\"_blank\"\u003eRed Rock Spas\u003c\/a\u003e\u003c\/span\u003e is a real spa dealership and service company serving Utah and Nevada. Our team works on hot tubs daily and helps customers verify the correct replacement filters, water care products, and spa parts using real-world experience.\u003c\/p\u003e\n\u003ch3 data-section-id=\"x8g6zk\" data-start=\"2244\" data-end=\"2285\"\u003eNeed Help Finding the Correct Filter?\u003c\/h3\u003e\n\u003cp data-start=\"2286\" data-end=\"2379\"\u003eContact our team and we can help verify compatibility for your Hydropool spa before ordering.\u003c\/p\u003e","brand":"Hydropool","offers":[{"title":"Default Title","offer_id":46340689756309,"sku":"1388","price":68.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/2142\/2741\/files\/image_a2c8b9ba-c27e-466a-9d76-c6b89a609c44.jpg?v=1756230239","url":"https:\/\/shopredrockspas.com\/products\/x18-phy25-serenity-filter","provider":"Red Rock Spas","version":"1.0","type":"link"}