Watts 774-OSY 8 - Part of the 774 Series ZA100F-8NH UPC - 098268792393

UPC - 098268792393

external water dams

UPC - 098268347036

It features a center back entry with extended temperature element

and high-end residential or commercial interiors

Watts 774-OSY 8 - Part of the 774 Series ZA100F-8NH UPC - 098268792393This lead free double check valve assembly backflow preventer, 8 inch, 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