... electrical control device. It is made up of valve body,valve seat,paddle,stem. Valve type: 2-way /3-way valveSize: ... 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 device. It is made up of valve body,valve seat,paddle,stem.CHARACTERISTICSFlowing Characteristics:Equal percentage Leakage: ...