{"product_id":"wilkins-2-350xl-double-check-valve-assembly","title":"Wilkins 2-350XL | Double Check Valve Assembly","description":"\u003cp\u003e\nThe Wilkins 2-350XL is a double check valve assembly engineered to protect potable water systems from backsiphonage and backpressure contamination.\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eKey Specifications:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eSize:\u003c\/strong\u003e 2 Inches\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eMaximum Working Water Pressure:\u003c\/strong\u003e 175 PSI\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eMaximum Working Water Temperature:\u003c\/strong\u003e 180°F\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eNotable Certifications:\u003c\/strong\u003e ASSE 1015, cUPC, CSA B64.5\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eEnd Connections:\u003c\/strong\u003e Threaded ANSI B1.20.1\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eOther Related Variants:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n    \u003cstrong\u003e34-350XL:\u003c\/strong\u003e 3\/4 Inches model size\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003e1-350XL:\u003c\/strong\u003e 1 Inches model size\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003e114-350XL:\u003c\/strong\u003e 1 1\/4 Inches model size\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003e112-350XL:\u003c\/strong\u003e 1 1\/2 Inches model size\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eMaterials:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReinforced Nylon housing\u003c\/li\u003e\n  \u003cli\u003eLow Lead Cast Bronze main valve body (ASTM B 584) for 3\/4\" and 1\" sizes\u003c\/li\u003e\n  \u003cli\u003eStainless Steel fasteners (300 Series)\u003c\/li\u003e\n  \u003cli\u003eSilicone elastomers (FDA Approved)\u003c\/li\u003e\n  \u003cli\u003eBuna Nitrile elastomers (FDA Approved)\u003c\/li\u003e\n  \u003cli\u003eDelrin internals\u003c\/li\u003e\n  \u003cli\u003eStainless Steel springs (300 series)\u003c\/li\u003e\n  \u003cli\u003eLow Lead Cast Bronze ball valves (ASTM B 584)\u003c\/li\u003e\n  \u003cli\u003eStainless Steel struts (300 Series)\u003c\/li\u003e\n  \u003cli\u003eStainless Steel handles (200 Series)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eTypical Installation:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"background: #f8f9fb; padding: 12px 14px; margin: 0; line-height: 1.7; color: #333;\"\u003e\nLocal codes shall govern installation requirements. To be installed in accordance with the manufacturers' instructions and the latest edition of the Uniform Plumbing Code. Unless otherwise specified, the assembly shall be mounted at a minimum of 12\" (305mm) and a maximum of 30\" (762mm) above adequate drains with sufficient side clearance for testing and maintenance. If installed below grade, be certain adequate drainage is provided to prevent the device from being submerged. Suitable for both indoor and outdoor installations with appropriate protective enclosures.\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eStandards Compliance:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"background: #f8f9fb; border-left: 4px solid #1d85af; padding: 12px 14px; margin: 0; line-height: 1.7; color: #333;\"\u003e\nASSE Listed 1015; cUPC Listed; CSA Certified B64.5; AWWA Compliant C510; Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California; UL Classified (less shut-off valves only); C-UL Classified (less shut-off valves only); NSF\/ANSI\/CAN 61 and 372\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eFeatures \u0026amp; Benefits:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLead-Free Compliance:\u003c\/strong\u003e Certified to NSF\/ANSI\/CAN 61 and 372 with less than 0.25% weighted average lead content for safe potable water applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Protection:\u003c\/strong\u003e Provides reliable protection against both backsiphonage and backpressure in non-health hazard applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Maintenance:\u003c\/strong\u003e First and second checks are accessible for maintenance without removing the Zurn 2-350XL device from the line.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Installation:\u003c\/strong\u003e Suitable for both horizontal and vertical mounting in indoor or outdoor environments with full port ball valves included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the maximum working pressure and temperature for the Zurn 2-350XL?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The maximum working water pressure is 175 PSI and the maximum working water temperature is 180°F. The hydrostatic test pressure rating is 350 PSI.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can the Wilkins 2-350XL be installed in both horizontal and vertical positions?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, the 2-350XL is certified for both horizontal and vertical installation according to ASSE 1015 standards.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What type of thread connections does this valve have?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The valve features threaded ANSI B1.20.1 end connections and comes standard with full port QT ball valves for easy shut-off and maintenance.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cdiv id=\"W3TucRPBpqQA9ARvwg6ni-content\"\u003e\n  \u003cp\u003e\n    \u003cspan\u003e\n      \u003cstrong\u003eNOTICE:\u003c\/strong\u003e\n      Do not use with water that is unsafe or of unknown quality without adequate\n      disinfection either before or after the system.\n    \u003c\/span\u003e\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\n  \u003ci\u003e\n    \"Hydrate Everyone, Everywhere!\" BottleFillingStations.com |\n    \u003ca rel=\"noopener\" href=\"https:\/\/bottlefillingstations.com\/pages\/contact-us\" target=\"_blank\"\u003e\n      Contact us\n    \u003c\/a\u003e\n  \u003c\/i\u003e\n\u003c\/p\u003e","brand":"Zurn Wilkins","offers":[{"title":"Default Title","offer_id":42911790694463,"sku":"2-350XL","price":1442.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/2-350XL_AF.jpg?v=1771096340","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-2-350xl-double-check-valve-assembly","provider":"BottleFillingStations.com","version":"1.0","type":"link"}