WW0122590, Watts, 1/4 In Lead Free Dual Check Vacuum Breaker Backflow Preventer, In-Line, Continuous Pressure, Heavy Spring

This 1/4 inch lead free dual check vacuum breaker backflow preventer prevents the reverse flow of polluted water from entering into the potable water supply. It is designed for non-health hazard continuous pressure applications, such as parlor sinks. It consists of a lead free body construction, heavy spring, with an atmospheric vent and NPT female inlet and outlet connections.