Watts LF757N-DCDA-DOSY-GPM 4 - Part of the LF757DCDA Series ZA100F-3NH a bronze combination fill valve

a bronze combination fill valve and backflow preventer

UPC - 098268602609

Specifications Body Material Fiberglass Brand Watts Color Grey For Valve With Strainer No Heated No Insulated Yes Mounting Pad Size 28 x 20 IN Specification Sheet - WattsBox

ZN150F-4NL-AR

Cover O-ring Kit Type Cover Kit Lead Free YES Product Group BACKFLOW KITS UPC - 098268374094

Watts LF757N-DCDA-DOSY-GPM 4 - Part of the LF757DCDA Series ZA100F-3NH a bronze combination fill valveThis 4 inch lead free N pattern 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