Watts 957-OSY-FXG 4 - Part of the 957 Series Egress System Features Corrosion resistant material

Features Corrosion resistant material

Bleed Screw Kit Type Cover Kit Lead Free YES Product Group BACKFLOW KITS UPC - 098268458862

Low operating torque

Kit includes a 4

ZN199-DC-4IP

Watts 957-OSY-FXG 4 - Part of the 957 Series Egress System Features Corrosion resistant materialThis 4 inch 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 due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. This extremely compact and lighter than a traditional designed assembly is approved for horizontal installation as long