{"product_id":"wilkins-1-720au-1-pressure-vacuum-breaker-assembly-with-union-ball-valves","title":"Wilkins 1-720AU | 1\" Pressure Vacuum Breaker Assembly with Union Ball Valves","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 1-720AU is a 1 Inch pressure vacuum breaker assembly designed for irrigation systems, providing reliable backflow protection with integrated union ball valves for simplified installation and maintenance.\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 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Water Pressure:\u003c\/strong\u003e 150 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 1020, CSA, IAPMO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd Connections:\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\u003eNone Available\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: Cast Bronze ASTM B584\u003c\/li\u003e\n\u003cli\u003eBonnet: Bronze\u003c\/li\u003e\n\u003cli\u003eFasteners: Stainless Steel, 300 Series\u003c\/li\u003e\n\u003cli\u003eElastomers: Silicone and Buna Nitrile\u003c\/li\u003e\n\u003cli\u003ePolymers: Polypropylene and POM Acetal (Delrin®)\u003c\/li\u003e\n\u003cli\u003eSprings: 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;\"\u003eLocal codes shall govern installation requirements. Unless otherwise specified, the assembly shall be mounted at a minimum of 12 Inches above the highest piping or outlet downstream of the device. Install with adequate drain and sufficient side clearance for testing and maintenance. The installation shall be made so that no part of the unit can be submerged. A pressure vacuum breaker cannot be installed where back-pressure could occur or where spillage of water from vent could cause damage.\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 1020; UPC Listed; CSA Certified B64.1.2; Approved by the Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California\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\u003eUnion Ball Valves Included:\u003c\/strong\u003e Factory-installed union ball valves provide simplified installation and servicing without removing the device from the line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Bronze Construction:\u003c\/strong\u003e Cast bronze body and bonnet ensure long-lasting performance in demanding irrigation applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Backflow Protection:\u003c\/strong\u003e ASSE 1020 certified design protects potable water supply from backsiphonage contamination in irrigation systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccessible Maintenance Design:\u003c\/strong\u003e The Zurn 1-720AU assembly is fully accessible for maintenance and testing without line removal, reducing downtime and service costs.\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 is the minimum installation height required for the Wilkins 1-720AU?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The Zurn 1-720AU must be installed at a minimum of 12 Inches above the highest piping or outlet downstream of the device to ensure proper operation and protection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this pressure vacuum breaker be used for potable water applications?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, the 1-720AU is designed for non-potable applications only, specifically for irrigation water lines to protect against backsiphonage into the potable water supply.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the advantage of the U option with union ball valves?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The U option includes factory-installed union ball valves that simplify installation and allow for maintenance and testing without removing the assembly from the line, saving time and labor costs.\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":42934986932287,"sku":"1-720AU","price":798.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/1-720A_B_f714c321-49b6-4a9f-810e-ee31eb8e3507.png?v=1771501929","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-1-720au-1-pressure-vacuum-breaker-assembly-with-union-ball-valves","provider":"BottleFillingStations.com","version":"1.0","type":"link"}