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a composite material
5 to 66 degrees C)
UPC - 098268633689
Set pressure 70 psi
Watts 774-OSY 3 - Part of the 774 Series ADS a composite materialThis lead free double check valve assembly backflow preventer, 3 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
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