Brass Valve is equipped with electrical control device. It is made up of valve body,valve seat,paddle,stem. Valve type: 2-way /3-way valveSize: 15mm,20mm,25mm,32mm,40mm,50mm,65mm...Brass Valve is equipped with electrical control device. 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 ...