Dual Plate Check Valve
When people talk about “Dual plate check valve” or “duo flap check valve”, it usually refers to wafer check valve or wafer type check valve. It is used for pure pipelines and industrial, environmental protection, water treatment, high-rise building water supply and drainage pipelines to prevent reverse flow of media. The check valve adopts wafer type, the disc is two semicircles, and it is forced to reset by a spring. The sealing surface can overlay wear-resistant material or rubber lining, with a wide range of use and reliable sealing. The material can be in carbon steel, stainless steel, alloy steel, Bronze, titanium etc.