919-ZQT 1 1/2

This 1 1/2 inch reduced pressure zone backflow preventer assembly is designed to prevent the flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. Its compact modular design facilitates easy maintenance with separate access covers for in-line repairs. It may be installed in a ?Z? pattern as long as the backflow assembly is installed in accordance with the direction of the flow arrow on the assembly. It is ideal for protection in continuous pressure piping applications and at cross-connections identified as health hazards and from other contaminants found at the service line entrance. This assembly consists of a bronze body construction, NPT end connections, quarter turn ball valve shutoffs with lever handles, two poppet style check valves and replaceable check seats, top mounted test cocks and a bottom mounted relief valve for reduced space requirements.