{"product_id":"wilkins-1-1-2-backflow","title":"Zurn Wilkins 112-950XLT 1-1\/2\" Double Check Backflow Assembly - 112-950XLT","description":"\u003ch2\u003eZurn Wilkins 112-950XLT 1-1\/2\" Double Check Backflow Assembly - 112-950XLT\u003c\/h2\u003e\n\u003cp\u003eThe Wilkins 112-950XLT 1-1\/2\" 950XLT Double Check Backflow Assembly delivers reliable backflow protection for low-health-hazard and standard irrigation or service-line applications. Designed for straightforward maintenance, this top-access assembly is lead-free and built for long service life in below-grade or standard valve box installations.\u003c\/p\u003e\n\u003cp\u003eRefer to the supplied specification, installation, freeze-protection, and repair documents for detailed dimensions, service parts, and maintenance instructions. Annual inspection and testing by licensed personnel is recommended to ensure continued code-compliant operation.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Cast bronze main body and cast bronze access covers (ASTM B584) for corrosion resistance and long-term durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered internals:\u003c\/strong\u003e Stainless steel internal components with FDA-approved elastomers and Noryl polymers for dependable sealing and performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance ratings:\u003c\/strong\u003e Rated to 175 psi working pressure and 180°F maximum temperature; hydrostatic test to 350 psi.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnections \u0026amp; dimensions:\u003c\/strong\u003e 1-1\/2\" female threaded (FNPT) end connections; overall length approximately 20-5\/16\" for standard installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService \u0026amp; testing:\u003c\/strong\u003e Includes two full-port resilient-seated shut-off ball valves and four resilient-seated test cocks; top-access covers simplify testing and repairs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals \u0026amp; compliance:\u003c\/strong\u003e Certified lead-free and meets common industry approvals where applicable, including ASSE 1015, cUPC and CSA listings; consult local codes for installation requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1fgxpx8\" data-start=\"223\" data-end=\"420\"\u003e\n\u003cstrong data-start=\"225\" data-end=\"261\"\u003eReliable double-check protection\u003c\/strong\u003e: Prevents both back-siphonage and backpressure in non-health-hazard applications such as irrigation and service lines. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"16gje7a\" data-start=\"421\" data-end=\"613\"\u003e\n\u003cstrong data-start=\"423\" data-end=\"456\"\u003eTop-access maintenance design\u003c\/strong\u003e: Allows fast servicing of internal check components without removing the full assembly, reducing downtime and labor. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1077wsv\" data-start=\"614\" data-end=\"787\"\u003e\n\u003cstrong data-start=\"616\" data-end=\"652\"\u003eLead-free compliant construction\u003c\/strong\u003e: Built for modern potable water standards and approved for safe use in drinking water systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"r71r7a\" data-start=\"788\" data-end=\"981\"\u003e\n\u003cstrong data-start=\"790\" data-end=\"813\"\u003eDurable bronze body\u003c\/strong\u003e: Cast bronze construction with corrosion-resistant internals for long-term reliability in outdoor or below-grade installations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"v11u0x\" data-start=\"982\" data-end=\"1152\"\u003e\n\u003cstrong data-start=\"984\" data-end=\"1022\"\u003eInstaller-friendly sizing (1-1\/2\")\u003c\/strong\u003e: Ideal for irrigation mains, commercial service lines, and mid-size distribution systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1yx3ddd\" data-start=\"1153\" data-end=\"1328\"\u003e\n\u003cstrong data-start=\"1155\" data-end=\"1187\"\u003eStandard performance ratings\u003c\/strong\u003e: Designed for typical backflow service pressures up to ~175 PSI with high hydrostatic test capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\n\u003cbr\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"0\" data-end=\"298\"\u003e\u003cstrong data-start=\"0\" data-end=\"52\"\u003eQ: What is the Zurn Wilkins 112-950XLT used for?\u003c\/strong\u003e\u003cbr data-start=\"52\" data-end=\"55\"\u003eA: A 1-1\/2\" lead-free double check valve assembly (DCVA) designed to protect potable water systems from low-hazard contamination caused by backpressure or backsiphonage in non-health-hazard applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"300\" data-end=\"549\"\u003e\u003cstrong data-start=\"300\" data-end=\"349\"\u003eQ: Is it approved for drinking water systems?\u003c\/strong\u003e\u003cbr data-start=\"349\" data-end=\"352\"\u003eA: Yes. It is lead-free compliant and typically certified to NSF\/ANSI 61 and ASSE 1015 standards for potable water protection in non-health-hazard use cases. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"551\" data-end=\"778\"\u003e\u003cstrong data-start=\"551\" data-end=\"607\"\u003eQ: What type of backflow protection does it provide?\u003c\/strong\u003e\u003cbr data-start=\"607\" data-end=\"610\"\u003eA: Double check valve protection (two spring-loaded check assemblies) that blocks reverse flow and helps prevent contaminated water from entering the clean supply line.\u003c\/p\u003e\n\u003cp data-start=\"780\" data-end=\"959\"\u003e\u003cstrong data-start=\"780\" data-end=\"820\"\u003eQ: What applications is it used for?\u003c\/strong\u003e\u003cbr data-start=\"820\" data-end=\"823\"\u003eA: Low-hazard systems such as irrigation, fire sprinkler lines, and commercial water service where RPZ-level protection is not required.\u003c\/p\u003e\n\u003cp data-start=\"961\" data-end=\"1197\"\u003e\u003cstrong data-start=\"961\" data-end=\"1007\"\u003eQ: What are its key construction features?\u003c\/strong\u003e\u003cbr data-start=\"1007\" data-end=\"1010\"\u003eA: Cast bronze body with corrosion-resistant stainless steel internals, top-access design for easier maintenance, and test cocks for field testing. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1199\" data-end=\"1391\"\u003e\u003cstrong data-start=\"1199\" data-end=\"1252\"\u003eQ: What are its pressure and temperature ratings?\u003c\/strong\u003e\u003cbr data-start=\"1252\" data-end=\"1255\"\u003eA: Typically rated up to 175 PSI working pressure and about 180°F maximum operating temperature. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1393\" data-end=\"1574\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1393\" data-end=\"1431\"\u003eQ: Where is it commonly installed?\u003c\/strong\u003e\u003cbr data-start=\"1431\" data-end=\"1434\"\u003eA: Below-grade or valve box installations in irrigation and service-line systems where reliable, low-hazard backflow prevention is required.\u003c\/p\u003e\n\u003ch5\u003e\n\u003cbr\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:15d07b9e-85e9-40b7-b286-42d6f6f630d0-20\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:15d07b9e-85e9-40b7-b286-42d6f6f630d0-20\" data-turn-id-container=\"request-WEB:15d07b9e-85e9-40b7-b286-42d6f6f630d0-20\" data-testid=\"conversation-turn-40\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"71734128-283b-448d-9ef9-5737775a095e\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cul data-start=\"76\" data-end=\"759\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"930e51\" data-start=\"76\" data-end=\"170\"\u003ePerform \u003cstrong data-start=\"86\" data-end=\"114\"\u003eannual certified testing\u003c\/strong\u003e to confirm proper backflow prevention and compliance.\u003c\/li\u003e\n\u003cli data-section-id=\"6yqlvi\" data-start=\"171\" data-end=\"282\"\u003eInspect regularly for \u003cstrong data-start=\"195\" data-end=\"234\"\u003eleaks, corrosion, and pressure loss\u003c\/strong\u003e, especially after system shutdowns or surges.\u003c\/li\u003e\n\u003cli data-section-id=\"lu9zk8\" data-start=\"283\" data-end=\"391\"\u003eKeep \u003cstrong data-start=\"290\" data-end=\"351\"\u003eshutoff valves and test cocks clean and fully operational\u003c\/strong\u003e for accurate testing and maintenance.\u003c\/li\u003e\n\u003cli data-section-id=\"t73d5f\" data-start=\"392\" data-end=\"477\"\u003eFlush the system periodically to reduce \u003cstrong data-start=\"434\" data-end=\"454\"\u003esediment buildup\u003c\/strong\u003e inside the assembly.\u003c\/li\u003e\n\u003cli data-section-id=\"x2xkch\" data-start=\"478\" data-end=\"572\"\u003eProtect from \u003cstrong data-start=\"493\" data-end=\"516\"\u003efreezing conditions\u003c\/strong\u003e using insulation or seasonal drainage where required.\u003c\/li\u003e\n\u003cli data-section-id=\"gnxkip\" data-start=\"573\" data-end=\"678\"\u003eReplace worn internal parts using \u003cstrong data-start=\"609\" data-end=\"670\"\u003egenuine \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eZurn Wilkins\u003c\/span\u003e\u003c\/span\u003e repair kits\u003c\/strong\u003e only.\u003c\/li\u003e\n\u003cli data-section-id=\"1cq1m3n\" data-start=\"679\" data-end=\"759\" data-is-last-node=\"\"\u003eAfter any service or repair, \u003cstrong data-start=\"710\" data-end=\"758\"\u003ere-test before returning the unit to service\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Zurn","offers":[{"title":"Default Title","offer_id":45805650378943,"sku":"112-950XLT","price":740.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/1000x1000_1011900268.jpg?v=1782960755","url":"https:\/\/www.mybackyardzone.com\/products\/wilkins-1-1-2-backflow","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}