Apollo™ 4A-507-02 PBV4A Pressure Vacuum Breaker With Ball Valve, 1-1/2 in, Bronze Body, Domestic

Apollo™ Pressure Vacuum Breaker, Series: PBV4A, 1-1/2 in Nominal, 150 psi, 33 to 140 deg F, Media: Hot or Cold Water, Bronze Body, Domestic

The Apollo™ model PVB4A and PVBLF4A pressure vacuum breaker A series prevents contamination of the potable water supply due to backsiphonage. A standard integral freeze protection relief valve serves to reduce the possibility of damage due to intermittent freezing conditions. The modular check valve cartridge provides a captured spring, a replaceable seat and a reversible silicone seat disc. This assembly features ball valve shutoffs with stainless steel handles and nuts as standard.