{"product_id":"wilkins-38-740f-carbonated-beverage-backflow-preventer-with-vent","title":"Wilkins 38-740F | Carbonated Beverage Backflow Preventer with Vent","description":"\u003cp\u003eThe Wilkins 38-740F is a dual check valve with vent designed for carbonated and non-carbonated beverage dispensing systems, preventing CO2 gas or carbonated water from entering potable water lines.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\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\/8 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Water Pressure:\u003c\/strong\u003e 200 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Water Temperature:\u003c\/strong\u003e 110°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotable Certifications:\u003c\/strong\u003e ASSE 1022, NSF\/ANSI 372\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThreaded Connections:\u003c\/strong\u003e \u003cspan\u003eFemale National Pipe Thread (FNPT) inlet and outlet\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\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\u003ca href=\"https:\/\/bottlefillingstations.com\/products\/wilkins-38-740-carbonated-beverage-backflow-preventer-with-vent-38-inches\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003e38-740:\u003c\/strong\u003e \u003c\/a\u003e SAE J513 flare fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eMaterials:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMain valve body: Stainless steel, 300 series\u003c\/li\u003e\n\u003cli\u003eTailpieces and fasteners: Stainless steel, 300 series\u003c\/li\u003e\n\u003cli\u003eElastomers: Silicone and Buna Nitrile (FDA approved)\u003c\/li\u003e\n\u003cli\u003eSpring and screen: Stainless steel, 300 series\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\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;\"\u003eThe Zurn 38-740F can be installed in the horizontal or vertical position on carbonated beverage dispensing systems as well as non-carbonated systems. Under certain conditions the Wilkins 38-740F may discharge water from the vent port. Provisions must be made to ensure that discharge will not damage surrounding property or equipment. Copper tubing shall not be used downstream of the Model 740.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\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;\"\u003eASSE Listed 1022; Certified to NSF\/ANSI 372 by IAPMO R\u0026amp;T (Less than 0.25% weighted average lead content)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\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 Prevention Protection:\u003c\/strong\u003e Dual check valve with vent prevents CO2 gas and carbonated water from contaminating potable water supply lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Stainless Steel Construction:\u003c\/strong\u003e 300 series stainless steel body, tailpieces, springs, and strainer screen provide long-lasting corrosion resistance and reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegral Strainer Protection:\u003c\/strong\u003e Built-in stainless steel strainer screen prevents debris from fouling check valves, reducing maintenance requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Installation Options:\u003c\/strong\u003e Can be installed in horizontal or vertical positions with FNPT threaded connections for versatile beverage system applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the Zurn 38-740F be used with both carbonated and non-carbonated beverage systems?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, the 38-740F is designed for installation on both carbonated and non-carbonated beverage dispensing systems to prevent backflow contamination.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What type of tubing should be used downstream of the backflow preventer?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Copper tubing shall not be used downstream of the Model 740. Alternative materials compatible with CO2 and carbonated water must be used.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the minimum working water pressure required for proper operation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The minimum working water pressure for the 38-740F is 10 PSI, with a maximum working water pressure of 200 PSI.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv id=\"W3TucRPBpqQA9ARvwg6ni-content\"\u003e\n\u003cp\u003e\u003cspan\u003e \u003cstrong\u003eNOTICE:\u003c\/strong\u003e Do not use with water that is unsafe or of unknown quality without adequate disinfection either before or after the system. \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003ci\u003e \"Hydrate Everyone, Everywhere!\" BottleFillingStations.com | \u003ca rel=\"noopener\" href=\"https:\/\/bottlefillingstations.com\/pages\/contact-us\" target=\"_blank\"\u003e Contact us \u003c\/a\u003e \u003c\/i\u003e\u003c\/p\u003e","brand":"Zurn Wilkins","offers":[{"title":"Default Title","offer_id":42914908209215,"sku":"38-740F","price":233.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/38-740F_F.jpg?v=1771002856","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-38-740f-carbonated-beverage-backflow-preventer-with-vent","provider":"BottleFillingStations.com","version":"1.0","type":"link"}