Watts 1" LFWDS-E220 Lead Free FloodSafe Electric Water Shutoff (220v)

Sized for 3/4" or 1" (20 or 25mm) water supply lines. Series WDS and LFWDS FloodSafe Water Detector Shutoff protects the homeowner from catastrophic damage due to the water heater leaking. The FloodSafe will detect the presence of water on the floor beneath the water heater and will automatically shutoff the water supply and power source to the water heater. Optional battery backup unit available (WDS-BB). Features: Testable and Resettable: The FloodSafe® Water Detector Shutoff can be easily reset by the contractor, home or business owner or plumbing inspector to assure proper operation. Easily installed on new or existing water heaters. No special piping is required. Supplied with a Water Dam for concrete, linoleum, tile or other hard surface flooring. Secure interlocking connector cables are unique to each connecting device. Powered by a safe low-voltage power supply that plugs into a standard 120 VAC wall outlet and is wired using standard thermostat cable (supplied by installer). Employs state-of-the-a...