Febco LF880V-NRS 4" Reduced Pressure Valve Assembly

Febco LF880V reduced pressure zone backflow preventer assembly is designed to prevent the reverse flow of high hazard (toxic) fluids found in the water from entering into the potable water supply due to backsiphonage and or backpressure. The assembly with non-rising stem shutoff valves consists of a lead free body, test cocks, spring loaded check valves and a pressure differential relief valve.