Short Description:

The opening and closing parts of rubber check valve can be opened or closed automatically by medium flow and force to prevent medium backflow. It is mainly suitable for horizontal water supply and drainage system and can be installed at the water outlet of water pump to prevent damage to the pump by backflow and water hammer. The valve disc is made of rubber and steel plate by high temperature pressing. It has the advantages of erosion resistance, good sealing performance, simple product structure, convenient maintenance, repair and transportation.