[Specification] - The ball valve consists of actuators and brass valves. Generally suitable for hvac fan coil and hvac end hot and cold water system control [Low Noise] - Low working noise, flexible wiring and convenient [Easy to Install] - The product occupies little external space, can be installed close to the wall. [Size] - Ball valve and actuator for nut connection Installation, quick disassembly. Nominal size: 17mm / 0.67in; Internal thread: 25mm / 0.98in [Durable] - This motorized ball valve is mainly adopted of brass forging, reliable and durable., Manufacturer: Vikye