In-Line Design Double Check Valve Assemblies are designed to prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. They feature a Lead Free* cast copper silicon alloy body and threaded ball valve end connections. Maximum Working Pressure: 175psi (12.1 bar).

MasterSeries® backflow prevention assemblies aren't just Lead Free. We also redesigned the check and relief valves for superior performance.

Reduced Pressure Zone Assemblies are used to protect against high hazard (toxic) fluids in water services to industrial plants, hospitals, morgues, mortuaries, and chemical plants. They are also used in irrigation systems, boiler feed, water lines and other installations requiring maximum protection.

Series 406 Detector Check is designed for automatic fire sprinkler systems. Meter detects leakage and/or theft of water from automatic sprinkler systems. Maximum Working Pressure: 175psi (12.1 bar).

Series 800 Single and Single Check Detector Assemblies are used in the protection of potable water supplies from potential contamination from automatic fire sprinkler systems and for the detection of unauthorized water usage. Maximum Working Pressure: 250psi (17.2 bar).