Xiamen Better Silicone Rubber Co., Ltd

Umbrella Valve Seal, known as Umbrella Check Valve or Mushroom Valve, which is one type of silicone one way check valve ( backflow valve & pressure relief valve). Silicone Umbrella Valve, which have round diaphragm seals & seat for air or water pressure relief and backflow controls like Belleville v

What is umbrella valve？Umbrella valve, also known as mushroom valve, umbrella check valve, is a kind of one way valve, check valve, back-flow valve, and non-return valve that are widely used as sealing parts in backflow prevention devices for controlling air or liquid flow in one direction and check