WATTS®, 0122679, Double Check Valve Assembly, Series: LF919, 1-1/4 in Nominal, NPT End Style, 175 psi Pressure, 33 to 180 deg F, Quarter-Turn Resilient Seated Ball Valve Ball Valve/Gate Valve, Reduced Pressure Zone Backflow, Full Port, Cast Copper Silicon Alloy Body

This 1-1/4 in lead free reduced pressure zone 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 can be used in a variety of installations without the need of any special tools. 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 lead free cast copper silicon alloy body construction, NPT end connections, a strainer, quarter turn ball valve shutoffs with lever handles, two poppet style check valves and replaceable check seats, top mounted test cocks, air gap fitting and a bottom mounted relief valve for reduced space requirements.

Approved By The Foundation For Cross-Connection Control And Research At The University Of Southern California|ASSE 1013|CSA Certified|NSF/ANSI 61-G|UPC Listed|PROP65: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm.