WV01 is a professional grade, electrically-operated water shutoff valve. It is Z-Wave Wireless compatible and introduced by FortrezZ LLC. Water shut-off system works as an automatic valve for a home's main water supply line and can be easily installed by a certified professional plumber. WV01 can work as a Water Level / Irrigation device. It can be set up to be on a 'timed' schedule using a smart controller inside a Z-Wave home automation network. WV01 uses a motorized ball valve in multiple sizes, 1/2", 3/4", 1" and 1 1/4", used to automatically turn off the main water supply when unwanted water is detected due to a leak or overflow.