Description
Watts LFF115 74 150 B 20 175 PI 20 200 2 Part of the LFF115 74 Series mainline siltfence 9 inch coated extension thermostat 9 inch coated extension thermostat This 3 4 IN lead free reduced pressure zone backflow preventer assembly is designed to prevent the flow 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