Watts 757-NRS-GXG 6 - Part of the 757 Series Window Well Cover This 1 inch lead free

This 1 inch lead free reduced pressure zone backflow preventer assembly is designed to prevent the flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements

This Watts Drains 15 inch round

This 1 inch isolation pump is designed to facilitate circulator pump replacement or repairs while the integral purge port facilitates system purging

Its heavy-duty cast-iron design

and industrial settings

Watts 757-NRS-GXG 6 - Part of the 757 Series Window Well Cover This 1 inch lead freeThis 6 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of 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 hazards and from other contaminants found at the service line