3-Way Motorised Zone Valve, V4044F 3/4 - Kvs 6.0 - Pmax 0.69 bar - Micro SPDT. On-off. Brass body. Female thread. Temperatures 5-88 °C. 230V/50Hz. 3-way motorised zone valve with spring return. Honeywell V4044C and F 3-way valves are used in small commercial and domestic heating and cooling applications to control the flow of cold or hot water.