Watts LF909 6" Less Gate Valve Lead Free Reduced Pressure Zone Assembly and Flood Sensor

Watts LF909 6 inch lead free reduced pressure zone backflow preventer assembly prevents the reverse flow of polluted water from entering into the potable water supply. The assembly without gate valves has an epoxy coated cast iron body, captured spring check valves, replaceable seats, top mounted test cocks, and a field reversible pressure differential relief valve.