Watts LF709-LF 4 - Part of the LF709 Series ZC100F-3NH UPC - 098268653854

UPC - 098268653854

Z668-4NH-C

Stainless Steel Handle and Nut

with the new IntelliFlow model A2C-WB-M1

UPC - 098268584929

Watts LF709-LF 4 - Part of the LF709 Series ZC100F-3NH UPC - 098268653854This 4 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. It is ideal for protection at cross connections identified as non health hazard applications and from other contaminants found at the service line entrance. This assembly without the shutoff valves