Febco 765 1" Watts Pressure Vacuum Breaker w/ Union Connections Cover stainless steel is the best

stainless steel is the best choice

with bonnet fasteners that can be loosened and tightened using a variety of common contractor tools

HV Valves are designed with the benefit of over five decades of valve design experience

Designed for use with all Rain Bird spray head nozzles

and warns when freezing conditions are expected

Febco 765 1" Watts Pressure Vacuum Breaker w/ Union Connections Cover stainless steel is the bestNew Version Series 765 Pressure Vacuum Breakers are designed to be installed to provide protection against back siphonage of toxic or non toxic liquids. They feature a durable bronze body and a check valve and air opening port in one assembly. Maximum Working Pressure: 150psi (10. 3 bar). FEBCO Series 765 Pressure Vacuum Breakers are used to protect against health hazard and non health hazard backsiphonage conditions in industrial plants, cooling