Watts 1 in. Fire Sprinkler Dual Check Backflow Preventer Lead Free

This 1 in. lead free dual check valve prevents the reverse flow of polluted water from residential fire sprinkler systems from entering into the potable water supply. It consists of a bronze body construction with dual check valves, silicone seat discs and identification tag. The valve offers low pressure drop, easy maintenance and service and is designed for non-health hazard residential sprinkler systems at the water meter or service entrance. Check with local inspection authorities for installation requirements.