Febco LF860-NRS 4" Reduced Pressure Zone Assembly

Febco LF860 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, top mounted test cocks, spring loaded check valves, and a pressure differential relief valve.