WATTS®, 0122633, Double Check Valve Assembly, Series: LF007, 2-1/2 in Nominal, 175 psi Pressure, 33 to 110 deg F, Resilient Seated Gate Valve Ball Valve/Gate Valve, Cast Iron Body, Fused Epoxy Coated, 33-1/8 in L Dimensions, Domestic

This 2-1/2 in lead free double check valve assembly is designed to prevent the backflow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. Its compact modular design facilitates easy maintenance with a single access cover for in-line repairs. It is ideal for protection in continuous pressure piping applications and at cross-connections identified as non-health hazards and for contaminants at the service line entrance. This assembly consists of a fused epoxy coated cast iron body, UL and FM outside stem and yoke resilient seated gate valves, top mounted test cocks, two in-line independent positive seating check modules, captured springs and replaceable check discs and seats.