Watts LF007-NRS 3" Lead Free Double Check Valve Assembly

Watts LF007 3 inch lead free double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering into the potable water supply. The assembly has a 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.