Watts 11 2 LF009M2 QT S 1 1 2 IN Lead Free Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff Valves, Bronze Strainer (Discontinued) P 154C12 LF and metallic pipes or conduit and metallic pipes or conduit and find the ends of a cut cable without having to deactivate the systems Hamat REN 3218S Dual Level Undermount Stainless Steel Workstation Sink Furnished with a strainer This 1 1 2 inch lead free reduced pressure zone backflow preventer assembly is designed to prevent the flow of polluted water from entering into the potable water supply due to back siphonage and or backpressure in accordance with national plumbing codes and water authority requirements