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UPC - 098268576290
UPC - 098268433364
and prolonged use in demanding surfaces
3/4 inch female NPT connections for plumbing lines and a 150 psi 3/4 inch pressure relief valve
Watts 709DCDA-DOSY-GPM3/4 3 - Part of the 709DCDA Series roof-hatch-finder UPC - 098268576290This 3 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure. It is ideal for protection at cross connections identified as non health hazards such as on fire protection systems and from other contaminants found at the service line entrance. It