Taco’s FloodBreaker whole-house, adjustable leak detection system monitors all water use in the home and shuts off the main water supply if any of the user-programmed settings are reached. The 12” by 4” by 4” unit can be attached to either vertical or horizontal pipe lines. It operates on 9V DC power supply, with four AA batteries as backup. It also features an audible alarm, a special vacation mode and a push-button reset. It is NSF 61-certified, and is available in 3/4”, 1” and 1 1/4” NPT connection sizes.