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Ships within 48 hours · Estimated delivery Sep 3 - Sep 8
Full Kit – Neutral channel
Ductile iron body
red silicone disc elastomer and a E-clip
All-PVC construction for chemical resistance and durability in demanding environments
Watts 757N-OSY 2 1/2 - Part of the 757 Series ZC100F-2NH Full Kit – Neutral channelThis 2 1 2 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
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