Viton seat hand wheel wafer butterfly valve with tamper switch

Henan Bundor Flow Control Co.,Ltd. is a manufacturer which is specialized in researching, producing and exporting wafer butterfly valves, flange butterfly valves, electric butterfly valves, pneumatic butterfly valves and dual plate check valves. Through all staff"s efforts, our business has expanded rapidly in the past 21 years. We have set up foundry, machining and assembly workshops. Our butterfly valves is unique and novel, zero leakage and small torque. We can sup...