Watts LF757DCDA-DOSY-CFM 2 1/2 - Part of the LF757DCDA Series ground-shipping The drain plate design ensures

The drain plate design ensures structural integrity and ease of installation

This 3 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 water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements

Z554-3NH-TC

Iron pipe thread to copper solder joint connections

Watts LF757DCDA-DOSY-CFM 2 1/2 - Part of the LF757DCDA Series ground-shipping The drain plate design ensuresThis 2 1 2 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of non potable quality, but not toxic, 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 such as on