{"product_id":"oatey-4-in-pvc-dwv-backwater-valve","title":"Oatey 4 in. PVC DWV Backwater Valve","description":"\u003cdiv class=\"sui-flex sui-flex-col sui-gap-2\"\u003e\n\u003ch3 class=\"sui-h3-bold sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eAbout This Product\u003c\/h3\u003e\n\u003cp\u003eThe Oatey Backwater Valve is designed as a sewage check valve to prevent pumped water from flowing back into the basin. Its elastomeric seal inside the flapper ensures a tight seal, preventing fluid from entering. Oatey products have earned the trust of plumbing professionals for over 100 years.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3 class=\"sui-h3-bold sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eHighlights\u003c\/h3\u003e\n\u003cul class=\"sui-w-full sui-list-disc sui-px-6 sui-flex sui-flex-col sui-gap-2 sui-mt-2\" data-testid=\"bullet-list\"\u003e\n\u003cli data-testid=\"bullet-list-item\"\u003e\u003cspan\u003e4 in. PVC sewage backwater valve\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-testid=\"bullet-list-item\"\u003e\u003cspan\u003eProtects low areas or basements from backflow or waste from street sewers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-testid=\"bullet-list-item\"\u003e\u003cspan\u003eElastomeric seal in quick action flapper ensures a water tight seal\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-testid=\"bullet-list-item\"\u003e\u003cspan\u003eThreaded access cap incorporates a neoprene seal for positive sealing and can be tightened or removed by hand\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-testid=\"bullet-list-item\"\u003e\u003cspan\u003eValve hub fits DWV pipe and can be adapted for sewer and drain pipe\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-testid=\"bullet-list-item\"\u003e\u003cspan\u003eEntire valve assembly\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-testid=\"bullet-list-item\"\u003e\u003cspan\u003eFits 4 in. PVC Schedule 40 pipe\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-testid=\"bullet-list-item\"\u003e\u003cspan\u003eCan accommodate access sleeves made of Schedule 40 pipe\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-testid=\"bullet-list-item\"\u003e\u003cspan\u003eHub by hub solvent weld connection\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"sui-flex sui-flex-wrap sui-w-full\"\u003e\n\u003cdiv class=\"sui-mb-4 sui-w-full\"\u003e\n\u003ch4 class=\"sui-h4-bold sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eDimensions\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003ctable class=\"sui-w-full sui-border-separate sui-border-spacing-0\" name=\"Dimensions\"\u003e\n\u003ctbody class=\"[\u0026amp;\u0026gt;tr:last-child\u0026gt;*:first-child]:sui-rounded-bl-base [\u0026amp;\u0026gt;tr:last-child\u0026gt;*:last-child]:sui-rounded-br-base [\u0026amp;\u0026gt;tr:first-child\u0026gt;*:first-child]:sui-rounded-tl-base [\u0026amp;\u0026gt;tr:first-child\u0026gt;*:last-child]:sui-rounded-tr-base [\u0026amp;\u0026gt;tr:first-child\u0026gt;*]:sui-border-t-1\"\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eInlet Diameter (In.)\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003e4\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eOutlet Diameter (In.)\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003e3\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eProduct Depth (in.)\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003e11 in\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eProduct Length (in.)\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003e11 in\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sui-flex sui-flex-wrap sui-w-full\"\u003e\n\u003cdiv class=\"sui-mb-4 sui-w-full\"\u003e\n\u003ch4 class=\"sui-h4-bold sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eDetails\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003ctable class=\"sui-w-full sui-border-separate sui-border-spacing-0\" name=\"Details\"\u003e\n\u003ctbody class=\"[\u0026amp;\u0026gt;tr:last-child\u0026gt;*:first-child]:sui-rounded-bl-base [\u0026amp;\u0026gt;tr:last-child\u0026gt;*:last-child]:sui-rounded-br-base [\u0026amp;\u0026gt;tr:first-child\u0026gt;*:first-child]:sui-rounded-tl-base [\u0026amp;\u0026gt;tr:first-child\u0026gt;*:last-child]:sui-rounded-tr-base [\u0026amp;\u0026gt;tr:first-child\u0026gt;*]:sui-border-t-1\"\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eApplication\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eNon-Potable Water\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eCompatible Pipe Material\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003ePVC\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eConnection\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eSweat\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eFeatures\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eThreaded\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eIndoor\/Outdoor\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eIndoor\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eMaterial\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003ePVC\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eMaximum Pressure (PSI)\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003e80 PSI\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eMaximum Working Temperature (F)\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003e150\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003ePack Size\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003e1\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eReturnable\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003e30-Day\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sui-grid sui-grid-cols-2 sui-text-left \n            lg:sui-grid-cols-2\"\u003e\n\u003cth class=\"false break-words\n                  sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid sui-flex\" scope=\"row\"\u003e\n\u003cp class=\"sui-font-bold sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003eValve Type\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"sui-px-4 sui-py-2 sui-border-b-1 sui-border-primary sui-border-solid\"\u003e\n\u003cp class=\"sui-font-regular sui-text-base sui-leading-tight sui-tracking-normal sui-normal-case sui-line-clamp-unset sui-font-normal sui-text-primary\"\u003ePressure Regulating\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"S \u0026 T Discount Depot","offers":[{"title":"Default Title","offer_id":49418153591061,"sku":"D4-2 201","price":39.07,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0744\/2130\/5621\/files\/Screenshot_2025-10-17_173327.png?v=1760736866","url":"https:\/\/sandtdiscountdepot.com\/products\/oatey-4-in-pvc-dwv-backwater-valve","provider":"S \u0026 T Discount Depot","version":"1.0","type":"link"}