Watts 0388015 Freeze Resistant Pressure Vacuum Breaker with Quarter Turn Ball Valve Shutoff 1 in Nominal FNPT

Watts 0388015 800M4FR 1" Freeze Resistant Pressure Vacuum BreakerYou may also like Watts 374A Pressure Relief Valve, 3/4 in FIP, 30 to 150 psi Operating, Iron.