{"product_id":"wilkins-34-760-dual-check-valve-with-atmospheric-vent","title":"Wilkins 34-760 | Dual Check Valve with Atmospheric Vent","description":"\u003cp\u003e\nThe Wilkins 34-760 is a dual check valve backflow preventer with intermediate atmospheric vent designed for boiler fill and hydronic systems, protecting against both backsiphonage and backpressure.\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 3\/4 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Water Pressure:\u003c\/strong\u003e 175 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Water Temperature:\u003c\/strong\u003e 210°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotable Certifications:\u003c\/strong\u003e ASSE 1012, CSA B64.3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThreaded Connections:\u003c\/strong\u003e ANSI B1.20.1\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\u003e12-760:\u003c\/strong\u003e 1\/2 Inch version\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\u003eForged Brass body\u003c\/li\u003e\n\u003cli\u003eEPDM elastomers (FDA approved)\u003c\/li\u003e\n\u003cli\u003eBuna Nitrile elastomers (FDA approved)\u003c\/li\u003e\n\u003cli\u003eStainless Steel springs (300 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\nThe Wilkins 34-760 must be installed with provisions to collect spillage through an air gap or other means, with the vent port never directly piped into a drainage ditch, sewer, or pump. The vent port or drain line must never be plugged, and the installation shall be made so that no part of the unit can be submerged. Installation must be in accordance with manufacturer's instructions, local codes, and the latest edition of the Uniform Plumbing Code.\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\nCSA Certified B64.3; ASSE Listed 1012\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\u003eBackflow Protection:\u003c\/strong\u003e Dual check design protects against both backsiphonage and backpressure of polluted water into potable water supply.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Temperature Capability:\u003c\/strong\u003e Handles working temperatures up to 210°F with emergency back pressure temperature rating of 250°F for demanding applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Forged brass body with stainless steel springs and FDA-approved elastomers ensures long-lasting reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAtmospheric Vent Protection:\u003c\/strong\u003e Intermediate atmospheric vent provides additional safety layer for boiler feed and hydronic system applications.\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: Can the Zurn 34-760 vent port be connected directly to a drain line?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, the vent port should never be directly piped into a drainage ditch, sewer, or pump. Provisions must be made to collect spillage through an air gap or other means, and the vent port must never be plugged.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the maximum working pressure for the Zurn 34-760?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The maximum working water pressure is 175 PSI, with a maximum working water temperature of 210°F and emergency back pressure temperature of 250°F.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can the Wilkins 34-760 be installed in a submerged location?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, the installation must be made so that no part of the unit can be submerged. This is a critical safety requirement to ensure proper operation of the atmospheric vent.\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\nDo not use with water that is unsafe or of unknown quality without adequate\ndisinfection 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\nContact us\n\u003c\/a\u003e\n\u003c\/i\u003e\n\u003c\/p\u003e","brand":"Zurn Wilkins","offers":[{"title":"Default Title","offer_id":42914906112063,"sku":"34-760","price":167.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/34-760_AF.jpg?v=1771002895","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-34-760-dual-check-valve-with-atmospheric-vent","provider":"BottleFillingStations.com","version":"1.0","type":"link"}