1, the structure length is short, its structure length is only the traditional flange check valve 1/4~1/8;
2, the volume is small, the weight is light, its weight is only the traditional flange check valve 1/4~1/20;
3, the valve flap closed fast, water hammer pressure is small;
4, horizontal pipe or vertical pipe can be used, convenient installation;
5, smooth flow, fluid resistance is small;
6, action sensitive, good sealing performance;
7, short stroke, close the impact force is small;
8, the overall structure is simple and compact, beautiful appearance;Nine Long life and reliable performance.