Series 7C Dual Check Valves prevent the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. It consists of a chrome-plated brass body construction, with two independently operating check valves and stainless steel springs. Series 7C is designed for non-health hazard residential water system containment, continuous pressure applications, such as wash-down sinks with a hose-type device. Check with local inspection authorities for installation requirements. Minimum Working Pressure: 10psi (69 kPa) Maximum Working Pressure: 150psi (10 bar), Maximum recommended flow: 15 gpm (57 lpm).
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