As the professional manufacture, we would like to provide you high quality Hispeed® Butterfly Valve(Wafer). We supply Butterfly Valve(Wafer).The butterfly valves are indicating type valves designed for use in fire protection systems where a visual indication of open valve condition is required. They are used, for example, as system, sectional and pump water control valves, and are suitable for installation between ANSI Class 125/150 flanges as well as PN10/16 flanges without the need for flange gaskets. We are expecting to become your long term partner in China.