{"product_id":"wilkins-38-740-carbonated-beverage-backflow-preventer-with-vent-38-inches","title":"Wilkins 38-740 | Carbonated Beverage Backflow Preventer with Vent, 3\/8 Inches","description":"\u003cp\u003eThe Wilkins 38-740 is a dual check valve with vent designed for carbonated and non-carbonated beverage dispensing systems, preventing CO2 gas contact with 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  SAE J513 flare fittings\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-38-740f-carbonated-beverage-backflow-preventer-with-vent\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003e38-740F:\u003c\/strong\u003e\u003c\/a\u003e 3\/8 Inch FNPT threaded inlet and outlet connections\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 strainer 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 38-740 can be installed in horizontal or vertical position on carbonated beverage dispensing systems as well as non-carbonated systems to prevent carbon dioxide gas or carbonated water from coming in contact with copper potable water supply lines. Under certain conditions the Zurn 38-740 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 this unit.\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\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\u003eBeverage System Protection:\u003c\/strong\u003e Prevents CO2 gas or carbonated water from contacting copper potable water supply lines in beverage dispensing applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Stainless steel 300 series body, tailpieces, springs, and strainer screen provide long-lasting corrosion resistance and reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Strainer:\u003c\/strong\u003e Integral stainless steel strainer prevents debris from fouling check valves, reducing maintenance requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Installation:\u003c\/strong\u003e Can be installed in horizontal or vertical position with 1\/8 inch FNPT vent port for proper system drainage.\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 I use copper tubing downstream of the Wilkins 38-740?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, copper tubing shall not be used downstream of the Model 38-740 to prevent CO2 gas or carbonated water from contacting copper supply lines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between the 38-740 and 38-740F?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The 38-740 has SAE J513 threaded connections while the 38-740F features FNPT threaded inlet and outlet connections.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What should I do about water discharge from the vent port?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Under certain conditions the unit may discharge water from the vent port. Provisions must be made to ensure discharge will not damage surrounding property or equipment, typically by routing to a safe drain.\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":42915588374591,"sku":"38-740","price":237.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/38-740_F.jpg?v=1770996339","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-38-740-carbonated-beverage-backflow-preventer-with-vent-38-inches","provider":"BottleFillingStations.com","version":"1.0","type":"link"}