Apollo 3/4 in. Bronze FIP Pressure Vacuum Breaker 4A504A2F

Apollo 3/4 in. Bronze FIP Pressure Vacuum Breaker 4A504A2F

The ApolloĆ‚Ā model PVB4A and PVBLF4A pressure vacuum breaker A series prevents contamination of the potable water supply due to back-siphon age. 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.