www.pmmag.com/articles/90496-toilet-fill-valve
Toilet Fill Valve
March 1, 2007

MJSI Inc.’s HydroClean® 550 toilet fill valve is designed for areas where the water supply contains little iron bacteria, sediment or other particulate matter. The valves are engineered to save up to 5 quarts of water per flush. Features the patented Mini-Valve™ that accurately calibrates the proper water flow to the toilet bowl without compromising flush efficiency.
Circle 7