... electrical control device. It is made up of valve body,valve seat,paddle,stem. Valve type: 2-way /3-way valveSize: 15mm, ... It is made up of valve body,valve seat,paddle,stem.Brass Valve/ Threaded Valve/ValveVB-3000 series Brass Valve is equipped with electrical control ... percentage Leakage:Less than 0.05% of Kv factor Closing Direction:Valve stem goes up is closing Pipe Connection:G/BSPFUNCTIONCan be ...