Watts 009M3-QT Reduced Pressure Backflow Preventer

Series 009 Reduced Pressure Zone Assemblies prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure

It consists of bronze body construction (1/4 to 2 in., 8 to 50mm) or FDA approved epoxy coated cast iron (2 1/2 to 3 in., 65 to 80mm), two, in-line independent check valves, replaceable check seats with an intermediate relief valve, and ball valve test cocks