Dishwashers are notorious for having defective parts after the one year warranty period is up. FloodStop protects your home 24-hours a day and 7-days a week with its automatic water shut-off system. When a leak is detected the FloodStop unit automatically closes a 3/8" lead-free, full port motorized water valve, and stop water from entering the system. Perfect for dishwashers, toilets, and any 3/8" water line, this unit is simple to install and has an alarm that can sound at 87db.