Electromotoric actuators without spring return for V..I46.. zone valves. Primarily used in heating, ventilation and air conditioning systems for water-based control of hot water and cold water. -Heating and cooling zones -Control valves for fan coil units -Zone valve for floor heating via heating distributors (manifolds) -Chilled ceiling units -On/off control for domestic hot water boilers -Shut off valve for wall mounted boiler applications For fitting to the valve: plastic union nut M30 x 1.5

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