{"product_id":"wilkins-12-vr10xl-12-vacuum-relief-valve","title":"Wilkins 12-VR10XL | 1\/2\" Vacuum Relief Valve","description":"\u003cp\u003e\u003cstrong\u003eNOTICE:\u003c\/strong\u003e\u003cem\u003e Product images may vary from the actual item due to differences in size or configuration options.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThe Wilkins 12-VR10XL is a vacuum relief valve engineered to protect residential and commercial water systems from internal vacuum conditions.\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 1\/2 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Pressure:\u003c\/strong\u003e 225 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Temperature:\u003c\/strong\u003e 250°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotable Certifications:\u003c\/strong\u003e CSA ANSI Z21.22, NSF\/ANSI 372\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd Connection:\u003c\/strong\u003e Threaded ANSI B1.20.1\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\u003cstrong\u003e34-VR10XL:\u003c\/strong\u003e 3\/4 Inch version\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\u003eLow Lead Brass body and internals meeting ASTM B 371 standards\u003c\/li\u003e\n\u003cli\u003eBuna Nitrile elastomers compliant with FDA 21 CFR 177.2600\u003c\/li\u003e\n\u003cli\u003eSilicone elastomers compliant with FDA 21 CFR 177.2600\u003c\/li\u003e\n\u003cli\u003e300 series stainless steel spring\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 12-VR10XL is designed for installation on commercial and residential water lines to protect water supply systems and pressure vessels against internal vacuum conditions that could drain a system by siphonage, burn out heaters or collapse storage tanks. Typically installed on hot water storage tanks with thermal expansion tanks and T\u0026amp;P relief valves.\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;\"\u003eCSA Compliance to ANSI Z21.22\/CSA 4.4; 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\u003eSystem Protection:\u003c\/strong\u003e Prevents vacuum formation that could cause siphonage, heater burnout, or storage tank collapse in water systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Lead Compliance:\u003c\/strong\u003e Certified to NSF\/ANSI 372 with less than 0.25% weighted average lead content for safe drinking water applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Performance Ratings:\u003c\/strong\u003e Operates reliably at maximum working pressure of 225 PSI and temperature up to 250°F with 13 CFM capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built with low lead brass body, FDA compliant elastomers, and 300 series stainless steel spring for long-lasting performance.\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: What size is the Zurn 12-VR10XL vacuum relief valve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The 12-VR10XL is a 1\/2 inch vacuum relief valve with threaded ANSI B1.20.1 end connections.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Where should this vacuum relief valve be installed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This valve is designed for installation on commercial and residential hot water storage tanks and pressure vessels to prevent vacuum conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this valve compatible with thermal expansion tanks and T\u0026amp;P relief valves?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, the Model 12-VR10XL is fully compatible and commonly installed alongside thermal expansion tanks and T\u0026amp;P relief valves in hot water systems.\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":42915588341823,"sku":"12-VR10XL","price":68.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/VR10XL_AF_23901b3c-420d-42e8-b494-871a581bfd13.png?v=1770614843","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-12-vr10xl-12-vacuum-relief-valve","provider":"BottleFillingStations.com","version":"1.0","type":"link"}