Watts 391002 1/2" Cast Iron (Lead Free) Quarter-Turn Ball Valve Reduced Pressure Zone Assembly

The Watts 1/2" Cast Iron (Lead Free) Quarter-Turn Ball Valve Reduced Pressure Zone Assembly (391002) is a backflow preventers product. Prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. Single access cover and modular check construction for ease of maintenance. Top entry - all internals immediately accessible. Manufactured by Watts for residential and commercial plumbing repair and maintenance applications.