Watts FEBCO 3/4" FIP x FIP Bronze Pressure Vacuum Breaker

This 3/4" pressure vacuum breaker is used to protect against health hazard and non-hazard backsiphonage of toxic or non-toxic liquids in industrial plants, cooling tower laboratories, laundries, swimming pools and irrigation systems. It has a bronze body, spring loaded check valve, air relief valve with opening port, two resilient seated shutoffs and test cocks and NPT end connections.