Watts 757N-NRS 10 - Part of the 757 Series nwgf ZN415S-DP-3IP

ZN415S-DP-3IP

four-layer reinforced extrusion laminate

and threaded end connections

ZN1930-2IP

00 Maximum Working Pressure-PSI 150 Minimum Temperature - Celsius 0

Watts 757N-NRS 10 - Part of the 757 Series nwgf ZN415S-DP-3IPThis 10 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non potable quality from being pumped or siphoned into the potable contaminated water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and contaminated water authority requirements. It is ideal for protection at cross connections identified as non health hazards and from other