Watts 757-NRS 10 - Part of the 757 Series inlet-protection-finder ZB1910-3IC

ZB1910-3IC

This 1/2 IN cover replacement kit

and test cock on top of ports

55 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 2 1/2 IN Outlet Connection Type Flanged Joint Outlet Shutoff Valve Type Outside Stem And Yoke Gate Valve Outlet Thread Type Does Not Apply To Product Part Number F122643 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Stainless Steel Series LF009 Strainer No Technologies Flood Detection Field Guide - Backflow Preventer Repair Parts 007 and 009

series FBV-3C

Watts 757-NRS 10 - Part of the 757 Series inlet-protection-finder ZB1910-3ICThis 10 inch stainless steel double check valve backflow preventer assembly is designed to prevent the reverse flow of objectionable but not toxic water 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 hazards and from other contaminants found at the