Watts LF909-LF-NYC-FS 4 - Part of the LF909 Large Series Z100F-8NH UPC - 098268617719

UPC - 098268617719

It ships from Northern CA

it ensures efficient drainage

UPC - 098268652369

UPC - 098268613728

Watts LF909-LF-NYC-FS 4 - Part of the LF909 Large Series Z100F-8NH UPC - 098268617719This 4 inch lead free reduced pressure zone backflow preventer assembly prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. This assembly without gate valves consists of an epoxy coated cast iron body, captured spring check valves, replaceable seats, top mounted test cocks and a field reversible pressure differential relief valve. The coating on this backflow assembly uses