{"product_id":"wilkins-34-975xl3ag-34-rp-backflow-preventer-with-air-gap","title":"Wilkins 34-975XL3AG | 3\/4\" RP Backflow Preventer with Air Gap","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 34-975XL3AG is a lead-free reduced pressure principle backflow preventer with air gap accessories, designed for compact potable water protection where health hazards exist.\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\/4 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Pressure:\u003c\/strong\u003e 175 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Temperature:\u003c\/strong\u003e 180°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotable Certifications:\u003c\/strong\u003e ASSE 1013, cUPC, CSA B64.4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd Connections:\u003c\/strong\u003e FNPT Threaded\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\u003e112-975XL3:\u003c\/strong\u003e 1\/2 Inch size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-975XL3:\u003c\/strong\u003e 1 Inch size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e114-975XL3:\u003c\/strong\u003e 1 1\/4 Inch size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-975XL3:\u003c\/strong\u003e 1 1\/2 Inch size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-975XL3:\u003c\/strong\u003e 2 Inch size\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 Cast Bronze body (ASTM B 584)\u003c\/li\u003e\n\u003cli\u003eLow Lead Cast Bronze access covers (ASTM B 584)\u003c\/li\u003e\n\u003cli\u003eNoryl™ internal polymers\u003c\/li\u003e\n\u003cli\u003eStainless Steel springs (300 Series)\u003c\/li\u003e\n\u003cli\u003eStainless Steel fasteners (300 Series)\u003c\/li\u003e\n\u003cli\u003eSilicone elastomers (FDA Approved)\u003c\/li\u003e\n\u003cli\u003eBuna Nitrile elastomers (FDA Approved)\u003c\/li\u003e\n\u003cli\u003eStainless Steel ball valve handles\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;\"\u003eDesigned for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. Assembly shall be mounted at a minimum of 12 inches and a maximum of 30 inches above adequate drains with sufficient side clearance for testing and maintenance. The installation shall be made so that no part of the unit can be submerged. Ideal for use where lead-free valves are required and assembly shall provide protection where a potential health hazard exists.\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 1013; cUPC Listed; CSA Certified B64.4; UL Classified (less shut-off valves); C-UL Classified; AWWA Compliant C511; NSF\/ANSI\/CAN 61; NSF\/ANSI\/CAN 372; 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\u003eLead-Free Compliance:\u003c\/strong\u003e NSF\/ANSI\/CAN 372 certified with less than 0.25% weighted average lead content for safe potable water applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Protection:\u003c\/strong\u003e Protects against both backsiphonage and backpressure with reduced pressure principle design for maximum safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Maintenance Access:\u003c\/strong\u003e First and second checks accessible through single shared access cover without removing the relief valve or entire device from the line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design with Air Gap:\u003c\/strong\u003e Includes air gap accessories (AG) for proper indoor installation compliance and space-efficient installation.\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 working water pressure required for the Zurn 34-975XL3AG?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The minimum working water pressure required is 25 PSI to ensure proper operation of the backflow preventer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this backflow preventer be installed outdoors without the air gap accessory?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, the air gap accessory is specifically required for indoor installations. Outdoor installations do not require the air gap adapter but should have protective enclosure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I access the check valves for maintenance on the Wilkins 34-975XL3AG?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The first and second check valves are accessible through a single shared access cover from the top of the device, allowing maintenance without removing the relief valve or the entire assembly from the line.\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":42914906472511,"sku":"34-975XL3AG","price":1073.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/1-975XL3_F_b5c1d614-0bf1-46da-9807-87ac139b801f.png?v=1770568513","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-34-975xl3ag-34-rp-backflow-preventer-with-air-gap","provider":"BottleFillingStations.com","version":"1.0","type":"link"}