{"product_id":"wilkins-34-975xl2tcusag-34-backflow-preventer-with-strainer-air-gap","title":"Wilkins 34-975XL2TCUSAG | 3\/4\" Backflow Preventer with Strainer \u0026 Air Gap","description":"\u003cp\u003e\nThe Wilkins 34-975XL2TCUSAG is a reduced pressure principle assembly designed to protect potable water lines against backsiphonage and backpressure where a health hazard exists.\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\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\n    3\/4 Inches\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eMaximum Working Pressure:\u003c\/strong\u003e\n    175 PSI\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eMaximum Working Temperature:\u003c\/strong\u003e\n    180°F\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eNotable Certifications:\u003c\/strong\u003e\n    ASSE 1013, cUPC, CSA B64.4\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eEnd Connections:\u003c\/strong\u003e\n    Threaded ANSI B1.20.1\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\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\u003e112-975XL2TCUSAG:\u003c\/strong\u003e\n    1 1\/2 Inches model size\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003e1-975XL2TCUSAG:\u003c\/strong\u003e\n    1 Inches model size\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003e2-975XL2TCUSAG:\u003c\/strong\u003e\n    2 Inches model size\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\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 ASTM B584 (Body and Access Covers)\u003c\/li\u003e\n  \u003cli\u003eStainless Steel, 300 Series (Fasteners and Springs)\u003c\/li\u003e\n  \u003cli\u003eSilicone (Elastomers)\u003c\/li\u003e\n  \u003cli\u003eBuna Nitrile (Elastomers)\u003c\/li\u003e\n  \u003cli\u003eNoryl™ (Polymers)\u003c\/li\u003e\n  \u003cli\u003eStainless Steel (Ball Valve Handles)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\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;\"\u003e\nLocal codes shall govern installation requirements. To be installed in accordance with the manufacturers' instructions and the latest edition of the Uniform Plumbing Code. Unless otherwise specified, the 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. For indoor installations, the installation shall be supplied with an air gap adapter.\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\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;\"\u003e\nASSE Listed 1013; cUPC Listed; CSA Certified B64.4; AWWA Compliant C511; Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California; Meets NSF\/ANSI\/CAN 61 and 372; UL Classified; C-UL Classified\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\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\u003eHealth Hazard Protection:\u003c\/strong\u003e Protects against both backsiphonage and backpressure of contaminated water into potable water supply systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLead-Free Compliance:\u003c\/strong\u003e Certified to NSF\/ANSI\/CAN 61 and 372 with less than 0.25% weighted average lead content for safe drinking water applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccessible Maintenance:\u003c\/strong\u003e First and second checks are accessible for maintenance without removing the relief valve or entire device from the line.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Package:\u003c\/strong\u003e Includes test cocks up (TCU), bronze Y-type strainer (S), and air gap accessory (AG) for comprehensive installation requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between the Zurn 34-975XL2TCUSAG and standard backflow preventers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The Zurn 34-975XL2TCUSAG is a lead-free reduced pressure principle assembly that meets NSF\/ANSI\/CAN 372 standards with less than 0.25% weighted average lead content, making it compliant with current lead-free regulations for potable water systems.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What does the \"TCUSAG\" suffix mean in the Wilkins 34-975XL2TCUSAG model number?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: TCU stands for Test Cocks Up configuration, S indicates the inclusion of a bronze Y-type strainer, and AG means an air gap accessory is included with the assembly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is the air gap fitting required for all installations?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The included air gap fitting (AG) is required for indoor installations to ensure proper drainage and prevent submersion of the unit. Outdoor installations may use alternative drainage configurations as specified by local codes.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cdiv id=\"W3TucRPBpqQA9ARvwg6ni-content\"\u003e\n  \u003cp\u003e\n    \u003cspan\u003e\n      \u003cstrong\u003eNOTICE:\u003c\/strong\u003e\n      Do not use with water that is unsafe or of unknown quality without adequate\n      disinfection either before or after the system.\n    \u003c\/span\u003e\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\n  \u003ci\u003e\n    \"Hydrate Everyone, Everywhere!\" BottleFillingStations.com |\n    \u003ca rel=\"noopener\" href=\"https:\/\/bottlefillingstations.com\/pages\/contact-us\" target=\"_blank\"\u003e\n      Contact us\n    \u003c\/a\u003e\n  \u003c\/i\u003e\n\u003c\/p\u003e","brand":"Zurn Wilkins","offers":[{"title":"Default Title","offer_id":42914906439743,"sku":"34-975XL2TCUSAG","price":1450.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/34-975XL2TCUSAG_AF.jpg?v=1771002889","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-34-975xl2tcusag-34-backflow-preventer-with-strainer-air-gap","provider":"BottleFillingStations.com","version":"1.0","type":"link"}