Watts 774-NRS 2 1/2" SS Double Check Valve Assembly

Watts 774 2 1/2 inch lead free stainless steel double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable quality from being pumped or siphoned into the potable water supply. The assembly has a lightweight stainless steel body, non-rising stem resilient seated gate valves, spring loaded cam-check valves, and test cocks.