Watts 757-QT 4 - Part of the 757 Series detectable-warning-mat-finder 1/2 inch union female NPT

1/2 inch union female NPT inlet by 3/4 female NPT outlet

5 is a nonwoven geotextile made up of polypropylene fibers

adaptable drainage performance for industrial zones

UPC - 098268664461

UPC - 098268164398

Watts 757-QT 4 - Part of the 757 Series detectable-warning-mat-finder 1/2 inch union female NPTThis 4 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