WATTS® Reduced Pressure Zone Assembly, Series: 009, 1/2 in Nominal, NPT, 175 psi Supply, 33 to 180 deg F Water, Quarter-Turn Ball Valve Ball Valve/Gate Valve type, Full Port, Bronze Body, 10 in L x 4-5/8 in H
Series 009 Reduced Pressure Zone Assemblies prevent the reverse flow of polluted water from entering into the potable water supply due to back siphonage and or backpressure. It consists of bronze body construction (1/4 to 2 in, 8 to 50 mm) or FDA approved epoxy coated cast iron (2-1/2 to 3 in, 65 to 80 mm), two, in-line independent check valves, replaceable check seats with an intermediate relief valve and ball valve test cocks. Series 009 is ideal for protection of health hazard cross-connections or for containment at the service line entrance. Check with local water authorities for installation requirements.