Watts 774-NRS 12 - Part of the 774 Series snake fence This 4 inch lead free

This 4 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of water of non-potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements

UPC - 098268037708

Compatible with optional sediment buckets

ZN415-DP-2IG

FDA epoxy coated quarter turn ball valves

Watts 774-NRS 12 - Part of the 774 Series snake fence This 4 inch lead freeThis 12 inch lead free 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 due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It is ideal for protection at cross connections identified as non health hazard applications and from other contaminants