We offer both ¾” motorized ball valves, and 3/4” solenoid valves. This is one of our best-selling sizes, as it is a frequent choice for home water system. These valves come in ¾” NPT, which fits perfectly into most existing home water systems. There have been other, less frequent uses as well. Customers have reported using ¾” valves for washing machine shutoffs, and even glycol cooling systems at wineries.