Evaporative water panel for Aprilaire humidifier models 110, 220, 500, 500m, 550, 550A and 558. 9-7/8" x 9-5/8" x 1-1/2".
FloodStop FS1/4C is point of use, leak detection and automatic water shut-off system designed for residential and commercial dwellings. The FS1/4C uses a Motorized Ball Valve to automatically shut off the water supply whenever your icemaker, refrigerator, humidifier or water filter leaks!