{"product_id":"zurn-wilkins-1-975xltcu-1-rpz-backflow-preventer-fnpt-tcu","title":"Wilkins 1-975XLTCU | 1\" RPZ Backflow Preventer, FNPT, TCU","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\u003e\nThe Wilkins 1-975XLTCU is a 1 Inch reduced pressure principle assembly designed to provide high hazard protection against backsiphonage and backpressure of contaminated water into potable water supplies.\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    1 Inches\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eMaximum Working Water Pressure:\u003c\/strong\u003e\n    175 PSI\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eMaximum Working Water 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, UL\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eEnd Connections:\u003c\/strong\u003e\n    FNPT 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\u003eNone:\u003c\/strong\u003e\n    No other variants specified\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\u003eMain valve body: Cast Bronze ASTM B-584\u003c\/li\u003e\n  \u003cli\u003eAccess covers: Cast Bronze ASTM B-584\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: Noryl™\u003c\/li\u003e\n  \u003cli\u003eSprings: Stainless Steel 300 Series\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.\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; UL Classified (less shut-off valves or with OS\u0026amp;Y valves); C-UL Classified; CSA Certified B64.4; AWWA Compliant C511; Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California; NYC MEA 425-89-M VOL 3\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\u003eHigh Hazard Protection:\u003c\/strong\u003e Protects against both backsiphonage and backpressure where potential health hazards exist in non-potable applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTest Cocks Up Configuration:\u003c\/strong\u003e The TCU option allows test cocks to face upward, simplifying testing and enabling installation close to walls or equipment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccessible Maintenance Design:\u003c\/strong\u003e First and second checks are accessible for maintenance without removing the relief valve or the entire device from the line.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Bronze Construction:\u003c\/strong\u003e Cast bronze ASTM B-584 body with stainless steel fasteners and springs ensures long-lasting performance and corrosion resistance.\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 TCU option on the Zurn 1-975XLTCU?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: TCU stands for \"test cocks up,\" meaning the test cocks are oriented upward to allow installation close to walls and simplify testing procedures.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the minimum installation height required for the Wilkins 1-975XLTCU?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The assembly must 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.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can the Zurn 1-975XLTCU be used for potable water applications?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The Model 975XL is designed for non-potable applications only, providing protection where a potential health hazard exists.\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":42914914664511,"sku":"1-975XLTCU","price":918.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/1-975XL_F_17ff8226-7569-4c4e-a639-467faee29bf0.png?v=1770568983","url":"https:\/\/bottlefillingstations.com\/products\/zurn-wilkins-1-975xltcu-1-rpz-backflow-preventer-fnpt-tcu","provider":"BottleFillingStations.com","version":"1.0","type":"link"}