Watts 774-OSY 8 - Part of the 774 Series ZA100F-8NH 2 BAR at 208 degree

2 BAR at 208 degree C Retainer Cover Material Cast Iron Retainer Cover Type Tapped without Closure Plug Screen Material Stainless Steel Screen Size 20 MESH Seat Material Does Not Apply To Product Series 77SI Strainer Type Wye WOG Rating 400 PSI Specification Sheet - 77SI

UPC - 098268330540

ZN453-2NH-5B

UPC - 098268586909

Watts 774-OSY 8 - Part of the 774 Series ZA100F-8NH 2 BAR at 208 degreeThis 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