{"product_id":"watts-0064040-backflow-preventer-dual-check-valve","title":"Watts 0064040 Backflow Preventer Dual Check Valve","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"707\"\u003eThe Watts 0064040 Cu7 U2-U2 Dual Check Valve is a 1\/2 inch backflow preventer designed to prevent reverse flow and protect potable water systems from contamination caused by backsiphonage and backpressure conditions. Commonly installed in residential plumbing systems, water service lines, beverage dispensing equipment, irrigation systems, boiler feed applications, and commercial water distribution networks requiring reliable backflow protection. Maintenance technicians, plumbing contractors, facility operators, and system integrators use this valve for code compliance, replacement projects, preventive maintenance, and new installations requiring dependable cross-connection control.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"709\" data-end=\"726\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"727\" data-end=\"1497\"\u003eThe Watts Cu7 U2-U2 Dual Check Valve is widely used in residential and commercial plumbing systems, municipal water service connections, water meter installations, beverage dispensing equipment, boiler feed systems, irrigation systems, water treatment equipment, apartment complexes, schools, hospitals, restaurants, office buildings, manufacturing facilities, and institutional plumbing networks. The valve automatically prevents reverse flow that could contaminate potable water supplies while helping protect downstream equipment and maintain system integrity. It is commonly specified in applications where reliable backflow prevention is required to comply with plumbing codes, protect public water supplies, and ensure safe operation of water distribution systems.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1499\" data-end=\"1528\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1529\" data-end=\"2366\"\u003e• Manufacturer Part Number (MPN): 0064040\u003cbr data-start=\"1570\" data-end=\"1573\"\u003e• Brand: Watts\u003cbr data-start=\"1587\" data-end=\"1590\"\u003e• Model: Cu7 U2-U2\u003cbr data-start=\"1608\" data-end=\"1611\"\u003e• Product Type: Dual Check Valve \/ Backflow Preventer\u003cbr data-start=\"1664\" data-end=\"1667\"\u003e• Connection Size: 1\/2 in. x 1\/2 in.\u003cbr data-start=\"1703\" data-end=\"1706\"\u003e• Connection Type: Copper Tube (Copper Sweat)\u003cbr data-start=\"1751\" data-end=\"1754\"\u003e• Valve Type: Dual Check Backflow Preventer\u003cbr data-start=\"1797\" data-end=\"1800\"\u003e• Body Material: Bronze\u003cbr data-start=\"1823\" data-end=\"1826\"\u003e• Internal Components: Stainless Steel and Engineered Materials\u003cbr data-start=\"1889\" data-end=\"1892\"\u003e• Function: Reverse Flow Prevention\u003cbr data-start=\"1927\" data-end=\"1930\"\u003e• Protection Type: Backpressure and Backsiphonage Protection\u003cbr data-start=\"1990\" data-end=\"1993\"\u003e• Service Media: Potable Water\u003cbr data-start=\"2023\" data-end=\"2026\"\u003e• Installation: Inline Water Distribution Systems\u003cbr data-start=\"2075\" data-end=\"2078\"\u003e• Application: Residential and Commercial Plumbing Systems\u003cbr data-start=\"2136\" data-end=\"2139\"\u003e• Flow Direction: One-Way Flow Control\u003cbr data-start=\"2177\" data-end=\"2180\"\u003e• Maintenance Type: Serviceable Design\u003cbr data-start=\"2218\" data-end=\"2221\"\u003e• Suitable For: Water Service Lines, Meters, and Distribution Systems\u003cbr data-start=\"2290\" data-end=\"2293\"\u003e• Compliance: Designed for Potable Water Backflow Protection Applications\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2368\" data-end=\"2392\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2393\" data-end=\"2529\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Watts 7 Dual Check Valve 1\/2\" Copper Sweat\u003cbr data-start=\"2437\" data-end=\"2440\"\u003e• Watts LF7R Lead-Free Dual Check Valve 1\/2\"\u003cbr data-start=\"2484\" data-end=\"2487\"\u003e• Zurn Wilkins 850XL Dual Check Valve 1\/2\"\u003c\/p\u003e","brand":"Watts","offers":[{"title":"New","offer_id":51731231375662,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_7ced4006-1a4c-40fb-a4c4-b16016f43a20.jpg?v=1770595749","url":"https:\/\/plgautomation.com\/products\/watts-0064040-backflow-preventer-dual-check-valve","provider":"PLG Automation ","version":"1.0","type":"link"}