{"product_id":"wilkins-1-1-4-pvb-standard","title":"Zurn  Wilkins 720A Pressure Vacuum Breaker (1-1\/4 in FNPT) - 114-720A","description":"\u003ch2\u003eZurn  Wilkins 720A Pressure Vacuum Breaker (1-1\/4 in FNPT) - 114-720A\u003c\/h2\u003e\n\u003cp\u003eThe Wilkins 720A Pressure Vacuum Breaker (model 114-720A) is a durable backflow prevention assembly designed for high-hazard irrigation and non-potable applications. Built with a bronze body and engineered internal components, it delivers reliable backsiphonage protection for residential and commercial systems.\u003c\/p\u003e\n\u003cp\u003eReference documents including the specification sheet, repair parts list and installation\/maintenance instructions are available. Follow local code and the included installation instructions—mount at least 12 inches above the highest downstream outlet and ensure the unit is not submerged. One-year limited warranty; replacement parts and service information available.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e1-1\/4 in nominal size with FNPT threaded connections for straightforward installation.\u003c\/li\u003e\n\u003cli\u003eBronze body construction (ASTM B584) with corrosion-resistant internal parts for long service life.\u003c\/li\u003e\n\u003cli\u003eMaximum working pressure 150 PSI and hydrostatic test pressure 300 PSI; operating temperature range 33°F to 110°F.\u003c\/li\u003e\n\u003cli\u003eIncludes approved check valve, vacuum relief and two center-line test cocks for easy testing and maintenance.\u003c\/li\u003e\n\u003cli\u003eInlet and outlet full-port resilient-seated shut-off valves for positive isolation during service and repair.\u003c\/li\u003e\n\u003cli\u003eCertified to ASSE 1020; IAPMO and CSA listed and approved by the Foundation for Cross-Connection Control and Hydraulic Research (USC).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:cfa012ad-4cfe-47fc-9817-40072104f605-8\" 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:cfa012ad-4cfe-47fc-9817-40072104f605-8\" data-turn-id-container=\"request-WEB:cfa012ad-4cfe-47fc-9817-40072104f605-8\" data-testid=\"conversation-turn-18\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-3 [--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=\"4a00171c-184c-482f-8f43-f643846ec7b0\" data-turn-start-message=\"true\" 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\" 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=\"28\" data-end=\"1616\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1qy9ll6\" data-start=\"28\" data-end=\"314\"\u003e\n\u003cstrong data-start=\"30\" data-end=\"74\"\u003eReliable irrigation backflow protection:\u003c\/strong\u003e The \u003cstrong data-start=\"79\" data-end=\"149\" data-is-only-node=\"\"\u003eZurn Wilkins 114-720A 1-1\/4\" Pressure Vacuum Breaker (720A series)\u003c\/strong\u003e is designed to prevent \u003cstrong data-start=\"173\" data-end=\"190\"\u003ebacksiphonage\u003c\/strong\u003e in high-hazard, non-potable systems like irrigation and outdoor water supply lines. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8n5k83\" data-start=\"315\" data-end=\"530\"\u003e\n\u003cstrong data-start=\"317\" data-end=\"348\"\u003eComplete protection design:\u003c\/strong\u003e Includes an \u003cstrong data-start=\"361\" data-end=\"422\" data-is-only-node=\"\"\u003eapproved check valve, vacuum relief valve, and test cocks\u003c\/strong\u003e, ensuring proper atmospheric protection when system pressure drops. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"15rud25\" data-start=\"531\" data-end=\"767\"\u003e\n\u003cstrong data-start=\"533\" data-end=\"569\"\u003eDurable all-bronze construction:\u003c\/strong\u003e Built with a \u003cstrong data-start=\"583\" data-end=\"647\" data-is-only-node=\"\"\u003ecast bronze body and corrosion-resistant internal components\u003c\/strong\u003e, making it suitable for long-term outdoor exposure and light freeze conditions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1pt3n5a\" data-start=\"768\" data-end=\"999\"\u003e\n\u003cstrong data-start=\"770\" data-end=\"807\"\u003eConsistent performance standards:\u003c\/strong\u003e Rated for up to \u003cstrong data-start=\"824\" data-end=\"852\" data-is-only-node=\"\"\u003e150 PSI working pressure\u003c\/strong\u003e and typical operating temperatures of \u003cstrong data-start=\"891\" data-end=\"908\"\u003e33°F to 110°F\u003c\/strong\u003e, matching standard irrigation system requirements. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"kkq9oz\" data-start=\"1000\" data-end=\"1191\"\u003e\n\u003cstrong data-start=\"1002\" data-end=\"1032\"\u003eInstaller-friendly layout:\u003c\/strong\u003e The \u003cstrong data-start=\"1037\" data-end=\"1066\" data-is-only-node=\"\"\u003e1-1\/4\" FNPT configuration\u003c\/strong\u003e and centered test cocks improve installation flexibility in tight mechanical setups. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"16o2xbt\" data-start=\"1192\" data-end=\"1402\"\u003e\n\u003cstrong data-start=\"1194\" data-end=\"1232\"\u003eCode-approved and widely accepted:\u003c\/strong\u003e Meets major certifications including \u003cstrong data-start=\"1270\" data-end=\"1312\" data-is-only-node=\"\"\u003eASSE, CSA, and USC Foundation approval\u003c\/strong\u003e, ensuring compliance for regulated installations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ugf0oa\" data-start=\"1403\" data-end=\"1616\" data-is-last-node=\"\"\u003e\n\u003cstrong data-start=\"1405\" data-end=\"1427\"\u003eBest fit use case:\u003c\/strong\u003e Ideal for residential and commercial irrigation systems where \u003cstrong data-start=\"1490\" data-end=\"1577\" data-is-only-node=\"\"\u003ehealth-hazard protection is required but full RPZ-level protection is not necessary\u003c\/strong\u003e. \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\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-4421-8e73-08f1c3b4dea4-8\" 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-4421-8e73-08f1c3b4dea4-8\" data-turn-id-container=\"request-WEB:688c6da3-751c-4421-8e73-08f1c3b4dea4-8\" data-testid=\"conversation-turn-18\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-3 [--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=\"0396fba6-b482-4bdd-b359-8404f8da4922\" data-turn-start-message=\"true\" 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\" 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=\"329\"\u003e\u003cstrong data-start=\"0\" data-end=\"78\"\u003eQ: What is the Zurn Wilkins 114-720A 1-1\/4\" Pressure Vacuum Breaker (PVB)?\u003c\/strong\u003e\u003cbr data-start=\"78\" data-end=\"81\"\u003eA: The Zurn Wilkins 114-720A is a 1-1\/4-inch pressure vacuum breaker assembly designed to prevent backsiphonage in potable water systems, especially irrigation and other high-hazard, non-potable applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"331\" data-end=\"564\"\u003e\u003cstrong data-start=\"331\" data-end=\"367\"\u003eQ: What does it protect against?\u003c\/strong\u003e\u003cbr data-start=\"367\" data-end=\"370\"\u003eA: It protects drinking water systems from contamination caused by back-siphonage (negative pressure pulling contaminated water backward into the supply). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"566\" data-end=\"820\"\u003e\u003cstrong data-start=\"566\" data-end=\"619\"\u003eQ: What applications is the 720A series used for?\u003c\/strong\u003e\u003cbr data-start=\"619\" data-end=\"622\"\u003eA: It is commonly used in irrigation systems, commercial plumbing, and outdoor water lines where backflow protection is required for health hazard situations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"822\" data-end=\"1063\"\u003e\u003cstrong data-start=\"822\" data-end=\"871\"\u003eQ: What are the key features of the 114-720A?\u003c\/strong\u003e\u003cbr data-start=\"871\" data-end=\"874\"\u003eA: It includes an internal check valve, atmospheric vacuum breaker, test cocks, and full-port shutoff ball valves for easier isolation and servicing. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1065\" data-end=\"1339\"\u003e\u003cstrong data-start=\"1065\" data-end=\"1104\"\u003eQ: What are its performance limits?\u003c\/strong\u003e\u003cbr data-start=\"1104\" data-end=\"1107\"\u003eA: The 720A series typically operates up to 150 PSI maximum pressure and around 33°F–110°F temperature range, with corrosion-resistant bronze construction for durability and freeze resistance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1341\" data-end=\"1591\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1341\" data-end=\"1387\"\u003eQ: Is the Zurn Wilkins 114-720A ?\u003c\/strong\u003e\u003cbr data-start=\"1387\" data-end=\"1390\"\u003eA: Yes. It is ASSE-listed, IAPMO\/CSA certified, and approved by cross-connection control standards (including USC Foundation approval) for backflow prevention use. \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-b286-42d6f6f630d0-9\" 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-b286-42d6f6f630d0-9\" data-turn-id-container=\"request-WEB:15d07b9e-85e9-40b7-b286-42d6f6f630d0-9\" data-testid=\"conversation-turn-18\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-3 [--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=\"e6addce8-7823-4b44-99c4-df560059c01a\" 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=\"66\" data-end=\"811\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1ow5ce1\" data-start=\"66\" data-end=\"175\"\u003ePerform \u003cstrong data-start=\"76\" data-end=\"109\"\u003eannual inspection and testing\u003c\/strong\u003e by a certified technician to ensure proper backflow protection.\u003c\/li\u003e\n\u003cli data-section-id=\"g9z4jz\" data-start=\"176\" data-end=\"282\"\u003eCheck for \u003cstrong data-start=\"188\" data-end=\"226\"\u003eleaks, cracked body, or worn seals\u003c\/strong\u003e, especially after freeze exposure or pressure surges.\u003c\/li\u003e\n\u003cli data-section-id=\"y34404\" data-start=\"283\" data-end=\"388\"\u003eEnsure the \u003cstrong data-start=\"296\" data-end=\"341\"\u003eair inlet and poppet assembly move freely\u003c\/strong\u003e and are free from debris or mineral buildup.\u003c\/li\u003e\n\u003cli data-section-id=\"1jj4u4d\" data-start=\"389\" data-end=\"496\"\u003eFlush the system periodically to prevent \u003cstrong data-start=\"432\" data-end=\"457\"\u003esediment accumulation\u003c\/strong\u003e that can affect sealing performance.\u003c\/li\u003e\n\u003cli data-section-id=\"17dmbvp\" data-start=\"497\" data-end=\"602\"\u003eProtect from \u003cstrong data-start=\"512\" data-end=\"537\"\u003efreezing temperatures\u003c\/strong\u003e using insulation or seasonal drainage when installed outdoors.\u003c\/li\u003e\n\u003cli data-section-id=\"1p5u7mh\" data-start=\"603\" data-end=\"713\"\u003eReplace worn internal components using \u003cstrong data-start=\"644\" data-end=\"705\"\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=\"g3j8lp\" data-start=\"714\" data-end=\"811\" data-is-last-node=\"\"\u003eAfter any service, \u003cstrong data-start=\"735\" data-end=\"773\"\u003everify proper operation and retest\u003c\/strong\u003e before returning the unit to service.\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":45805518913727,"sku":"114-720A","price":568.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/1-720A-1_af864230-9b11-4a80-a6ab-c24df635d824.jpg?v=1782956178","url":"https:\/\/www.mybackyardzone.com\/products\/wilkins-1-1-4-pvb-standard","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}