Watts: LF919 1" RP *Lead Free Version* 0065373
Series LF919 Lead Free* Reduced Pressure Zone Assemblies prevent the reverse flow of contaminated water from entering into the potable water supply due to backsiphonage and or backpressure. It consists of a Lead Free* cast copper silicon alloy body construction, two poppet style check valves and replaceable check seats, with an intermediate relief valve. Series LF919's compact modular design facilitates easy maintenance and assembly access. It is ideal for protection at health hazard cross-connections or for containment at the service line entrance. Check with local water authorities for installation requirements.
Maximum Working Pressure: 175psi (12.06 bar).
Join the experts at Watts as they walk you through the inspection and repair the 919 backflow preventer, sizes ½" - 2". This video covers basic assembly maintenance as well as check inspection and repair.
Backflow Repair Part Available Below:
Download Spec Sheet (pdf)