{"product_id":"wilkins-3-4-backflow-preventer-w-union","title":"Zurn Wilkins 975XLU 3\/4\" Reduced Pressure Backflow Preventer - 34-975XLU","description":"\u003ch2\u003eZurn Wilkins 975XLU 3\/4\" Reduced Pressure Backflow Preventer - 34-975XLU\u003c\/h2\u003e\n\u003cp\u003eThe Zurn Wilkins 975XLU 3\/4\" Reduced Pressure (RP) backflow preventer delivers high-hazard protection for irrigation and potable water systems. Wye-pattern construction and union ball valves simplify service and winter removal.\u003c\/p\u003e\n\u003cp\u003eBuilt for longevity and serviceability, the 975XLU is a dependable choice for contractors and landscape professionals who need reliable protection against backpressure and backsiphonage.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e3\/4\" union connections with ball shutoff valves for easy removal and maintenance.\u003c\/li\u003e\n\u003cli\u003eCast bronze wye-pattern body with stainless-steel internal components for corrosion resistance.\u003c\/li\u003e\n\u003cli\u003eCertified to ASSE, IAPMO, CSA and AWWA standards for backflow prevention and potable water safety.\u003c\/li\u003e\n\u003cli\u003e175 psi maximum operating pressure and wide temperature tolerance for typical irrigation use.\u003c\/li\u003e\n\u003cli\u003eUnion ball valves allow body removal without breaking the line for seasonal winterization.\u003c\/li\u003e\n\u003cli\u003eIncludes specification sheet and repair-parts documentation to assist installation and ongoing maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"2k4c36\" data-start=\"28\" data-end=\"358\"\u003e\n\u003cstrong data-start=\"30\" data-end=\"67\"\u003eBuilt for high-hazard protection:\u003c\/strong\u003e The \u003cstrong data-start=\"72\" data-end=\"136\" data-is-only-node=\"\"\u003eZurn Wilkins 975XLU 3\/4\" Reduced Pressure Backflow Preventer\u003c\/strong\u003e is designed to help safeguard potable water systems against both \u003cstrong data-start=\"202\" data-end=\"219\"\u003ebacksiphonage\u003c\/strong\u003e and \u003cstrong data-start=\"224\" data-end=\"240\"\u003ebackpressure\u003c\/strong\u003e, making it an excellent choice for irrigation and other high-risk applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1aku3tk\" data-start=\"359\" data-end=\"576\"\u003e\n\u003cstrong data-start=\"361\" data-end=\"392\"\u003eContractor-friendly design:\u003c\/strong\u003e Integrated \u003cstrong data-start=\"404\" data-end=\"425\" data-is-only-node=\"\"\u003eunion ball valves\u003c\/strong\u003e allow the valve body to be removed quickly for maintenance or seasonal winterization without cutting the piping. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8klnpq\" data-start=\"577\" data-end=\"796\"\u003e\n\u003cstrong data-start=\"579\" data-end=\"604\"\u003eDurable construction:\u003c\/strong\u003e A \u003cstrong data-start=\"607\" data-end=\"627\" data-is-only-node=\"\"\u003ecast bronze body\u003c\/strong\u003e combined with \u003cstrong data-start=\"642\" data-end=\"681\"\u003estainless steel internal components\u003c\/strong\u003e provides long-term corrosion resistance and dependable performance outdoors. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"hhij5j\" data-start=\"797\" data-end=\"1024\"\u003e\n\u003cstrong data-start=\"799\" data-end=\"835\"\u003eTrusted industry certifications:\u003c\/strong\u003e Meets key industry standards, including \u003cstrong data-start=\"876\" data-end=\"906\" data-is-only-node=\"\"\u003eASSE, CSA, IAPMO, and AWWA\u003c\/strong\u003e, giving installers and property owners confidence in code-compliant protection. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1wix3qg\" data-start=\"1025\" data-end=\"1376\" data-is-last-node=\"\"\u003e\n\u003cstrong data-start=\"1027\" data-end=\"1054\"\u003eIdeal for replacements:\u003c\/strong\u003e If you need the original \u003cstrong data-start=\"1080\" data-end=\"1093\" data-is-only-node=\"\"\u003e34-975XLU\u003c\/strong\u003e configuration with union shutoff valves, this model remains a preferred option for maintaining compatibility with existing installations. Note that the \u003cstrong data-start=\"1246\" data-end=\"1256\"\u003e975XLU\u003c\/strong\u003e has been discontinued by Zurn and replaced by the \u003cstrong data-start=\"1307\" data-end=\"1318\"\u003e975XL2U\u003c\/strong\u003e for new production.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\n\u003cbr\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:688c6da3-751c-4421-8e73-08f1c3b4dea4-0\" 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:688c6da3-751c-4421-8e73-08f1c3b4dea4-0\" data-turn-id-container=\"request-WEB:688c6da3-751c-4421-8e73-08f1c3b4dea4-0\" data-testid=\"conversation-turn-2\" 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=\"223b228d-7063-48ef-bec3-5a9174f23312\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" 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\" 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\u003cp data-start=\"0\" data-end=\"310\"\u003e\u003cstrong data-start=\"0\" data-end=\"92\"\u003eQ: What is the Zurn Wilkins 975XLU 3\/4\" Reduced Pressure Backflow Preventer (34-975XLU)?\u003c\/strong\u003e\u003cbr data-start=\"92\" data-end=\"95\"\u003eA: It is a 3\/4-inch reduced pressure principle (RP) backflow preventer designed to protect potable water systems from backpressure and backsiphonage in high-hazard applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"312\" data-end=\"560\"\u003e\u003cstrong data-start=\"312\" data-end=\"380\"\u003eQ: What applications is this backflow preventer best suited for?\u003c\/strong\u003e\u003cbr data-start=\"380\" data-end=\"383\"\u003eA: Ideal for irrigation systems, commercial plumbing, and other potable water installations requiring reliable cross-connection protection. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"562\" data-end=\"814\"\u003e\u003cstrong data-start=\"562\" data-end=\"612\"\u003eQ: What are the key features of the 34-975XLU?\u003c\/strong\u003e\u003cbr data-start=\"612\" data-end=\"615\"\u003eA: It features a durable cast bronze body, corrosion-resistant stainless steel internals, and union ball valves for fast removal, maintenance, and winterization. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"816\" data-end=\"1021\"\u003e\u003cstrong data-start=\"816\" data-end=\"860\"\u003eQ: Is the Zurn Wilkins 975XLU certified?\u003c\/strong\u003e\u003cbr data-start=\"860\" data-end=\"863\"\u003eA: Yes. It is ASSE 1013 listed, IAPMO listed, CSA certified, and AWWA C511 compliant for dependable backflow protection. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1023\" data-end=\"1259\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1023\" data-end=\"1064\"\u003eQ: Is the 975XLU still in production?\u003c\/strong\u003e\u003cbr data-start=\"1064\" data-end=\"1067\"\u003eA: No. The 975XLU has been discontinued and replaced by the 975XL2U, though the 34-975XLU remains available through some distributors while supplies last. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\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\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-b286-42d6f6f630d0-0\" 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-b286-42d6f6f630d0-0\" data-turn-id-container=\"request-WEB:15d07b9e-85e9-40b7-b286-42d6f6f630d0-0\" data-testid=\"conversation-turn-2\" 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=\"3d664143-e60f-49d6-af44-7bd311db102e\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" 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\" 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=\"23\" data-end=\"953\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1rj8ml7\" data-start=\"23\" data-end=\"188\"\u003eSchedule \u003cstrong data-start=\"34\" data-end=\"67\"\u003eannual testing and inspection\u003c\/strong\u003e by a certified backflow tester to ensure code compliance and reliable performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11eflut\" data-start=\"189\" data-end=\"304\"\u003ePeriodically inspect for \u003cstrong data-start=\"216\" data-end=\"247\"\u003eleaks, corrosion, or debris\u003c\/strong\u003e around the relief valve, test cocks, and shutoff valves.\u003c\/li\u003e\n\u003cli data-section-id=\"1wsl4m\" data-start=\"305\" data-end=\"443\"\u003eFlush the assembly after contamination events and keep internal components clean during servicing. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"102pyen\" data-start=\"444\" data-end=\"636\"\u003eProtect the valve from \u003cstrong data-start=\"469\" data-end=\"494\"\u003efreezing temperatures\u003c\/strong\u003e by winterizing or removing the body if installed in seasonal irrigation systems with union ball valves. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1upj9wm\" data-start=\"637\" data-end=\"809\"\u003eReplace worn seals, O-rings, and internal parts with \u003cstrong data-start=\"692\" data-end=\"728\"\u003egenuine Zurn Wilkins repair kits\u003c\/strong\u003e to maintain performance and certification. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"2zn9qq\" data-start=\"810\" data-end=\"953\" data-is-last-node=\"\"\u003eAfter any maintenance, \u003cstrong data-start=\"835\" data-end=\"856\"\u003etest the assembly\u003c\/strong\u003e to verify proper operation before returning it to service. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\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":45805515931839,"sku":"34-975XLU","price":510.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/34-975XLU-2_b8d6b401-690b-4c5e-9c94-5e1e6adf9546.jpg?v=1782958361","url":"https:\/\/www.mybackyardzone.com\/products\/wilkins-3-4-backflow-preventer-w-union","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}