Slide ball-type check valve, rubber foreskin bowls as the valve, in the role of the media, can be used to scroll up and down on the valve body integral chute to open or close the valve, good sealing performance, muffler type closed, no water hammer. Body with full water channel, flow, low resistance, the head loss than the swing small
50%, can be mounted horizontally or vertically, can be used for cold water, hot water, industrial and domestic sewage pipe network is more suitable submersible sewage pumps, medium temperature 0 ℃ -80 ℃.