Watts 957Z-NRS 6" SS Reduced Pressure Zone Assembly

Watts 957 6 inch stainless steel reduced pressure zone assembly backflow preventer helps prevent the reverse flow of fire protection substances and water of non-potable quality from being pumped or siphoned into the potable water supply. The assembly has a stainless steel body with a quick access sleeve, torsion spring check valves, resilient seated gate valves with non-rising stem, test cocks, and a pressure relief valve.