Watts 774-OSY 8 - Part of the 774 Series ZA100F-8NH and high-end residential or commercial

and high-end residential or commercial interiors

Rubber parts repair kit

UPC - 098268792393

UPC - 098268586909

It features a center back entry with extended temperature element

Watts 774-OSY 8 - Part of the 774 Series ZA100F-8NH and high-end residential or commercialThis 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