• Floodstop valve connects to 1/2" copper line
• AC powered with battery backup (4 "AA" Batteries, not included)
• Solid brass "full port" non restricting valve
• Certified Lead Free
• When leak is detected, alarm sounds and water supply is automatically shut off
• Normally Open connection - closes when water is sensed.
• Controller mounts on wall, sensor is placed at the base of the water heater
• Additional sensors can be daisy chained to included sensor
• IAPMO certified for health, lead free and Universal Plumbing Code
• UL certified as a plumbing accessory
• Power supplies are certified for Canada and USA