Watts SS009-QT-FS 1" Reduced Pressure Zone Assembly

Watts SS009 1 inch stainless steel reduced pressure zone backflow preventer assembly is designed to prevent the flow of polluted water from entering into the potable water supply. The assembly consists of a stainless steel body, NPT end connections, quarter turn ball valve shutoffs with tee handles, top mounted vandal resistant EZ-test cocks with covers, two in-line independent check valves, captured springs, replaceable check seats, corrosion resistant internal parts, and a hydraulically operated differential pressure internal relief valve.