{"product_id":"pentair-u9-371-drain-cap-thermal-regulator-o-ring","title":"Pentair Drain Cap\/Thermal Regulator O-Ring - For Filters \u0026 Heaters | U9-371","description":"\u003cp data-start=\"135\" data-end=\"610\"\u003e\u003cstrong data-start=\"135\" data-end=\"218\"\u003ePentair Drain Cap \u0026amp; Thermal Regulator O-Ring – SKU U9-371 (Formerly 35505-1313)\u003c\/strong\u003e is a genuine Pentair replacement sealing gasket designed for select sand filters and pool heaters. This durable O-ring helps create a tight, leak-resistant seal at drain caps and thermal regulator caps, maintaining proper system pressure and performance. Ideal for routine maintenance or replacing worn seals, it ensures dependable operation across compatible Pentair and Sta-Rite equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Key Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"632\" data-end=\"1106\"\u003e\n\u003cli data-start=\"632\" data-end=\"737\"\u003e\n\u003cstrong data-start=\"634\" data-end=\"671\"\u003eGenuine Pentair Replacement Part:\u003c\/strong\u003e OEM-quality O-ring designed for precise fit and reliable sealing.\u003c\/li\u003e\n\u003cli data-start=\"738\" data-end=\"834\"\u003e\n\u003cstrong data-start=\"740\" data-end=\"767\"\u003eMulti-Application Seal:\u003c\/strong\u003e Used for sand filter drain caps and heater thermal regulator caps.\u003c\/li\u003e\n\u003cli data-start=\"835\" data-end=\"923\"\u003e\n\u003cstrong data-start=\"837\" data-end=\"868\"\u003eLeak-Resistant Performance:\u003c\/strong\u003e Helps maintain proper pressure and prevent water loss.\u003c\/li\u003e\n\u003cli data-start=\"924\" data-end=\"1016\"\u003e\n\u003cstrong data-start=\"926\" data-end=\"958\"\u003eDurable Gasket Construction:\u003c\/strong\u003e Suitable for pool and spa equipment sealing applications.\u003c\/li\u003e\n\u003cli data-start=\"1017\" data-end=\"1106\"\u003e\n\u003cstrong data-start=\"1019\" data-end=\"1046\"\u003eDirect Replacement Fit:\u003c\/strong\u003e Installs easily in compatible Pentair and Sta-Rite systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚙️ Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1131\" data-end=\"1710\"\u003e\n\u003cli data-start=\"1131\" data-end=\"1150\"\u003e\n\u003cstrong data-start=\"1133\" data-end=\"1141\"\u003eSKU:\u003c\/strong\u003e U9-371 (formerly 35505-1313)\u003c\/li\u003e\n\u003cli data-start=\"1190\" data-end=\"1212\"\u003e\n\u003cstrong data-start=\"1192\" data-end=\"1202\"\u003eBrand:\u003c\/strong\u003e Pentair\u003c\/li\u003e\n\u003cli data-start=\"1247\" data-end=\"1306\"\u003e\n\u003cstrong data-start=\"1249\" data-end=\"1265\"\u003eApplication:\u003c\/strong\u003e Drain Cap \u0026amp; Thermal Regulator Cap Seal\u003c\/li\u003e\n\u003cli data-start=\"1307\" data-end=\"1429\"\u003e\n\u003cstrong data-start=\"1309\" data-end=\"1342\"\u003eCompatibility:\u003c\/strong\u003e\n\u003cul data-start=\"1131\" data-end=\"1710\"\u003e\n\u003cli data-start=\"1307\" data-end=\"1429\"\u003eSand Filters:\n\u003cul data-start=\"1131\" data-end=\"1710\"\u003e\n\u003cli data-start=\"1307\" data-end=\"1429\"\u003ePentair Waterford Systems Sand Filter, Cristal-Flo T-BP Series High Rate Sand Filter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1430\" data-end=\"1576\"\u003ePentair MasterTemp Heaters:\n\u003cul data-start=\"1131\" data-end=\"1710\"\u003e\n\u003cli data-start=\"1430\" data-end=\"1576\"\u003e460792, 460793, 460730, 460731, 460732, 460733, 460734, 460735, 460736, 460737, 460805, 460806\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1577\" data-end=\"1710\"\u003eSta-Rite Max-E-Therm Heaters:\n\u003cul data-start=\"1131\" data-end=\"1710\"\u003e\n\u003cli data-start=\"1577\" data-end=\"1710\"\u003eSR200NA, SR200HD, SR200LP, SR333NA, SR333HD, SR333LP, SR400NA, SR400HD, SR400LP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":43147590500521,"sku":"U9-371","price":5.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/2647\/4409\/files\/U9-371.png?v=1689713536","url":"https:\/\/ultimatepools.ca\/products\/pentair-u9-371-drain-cap-thermal-regulator-o-ring","provider":"ultimatepools.ca","version":"1.0","type":"link"}