Middleeast valve is the foremost Pressure seal check valve supplier in Kuwait. We supply to UAE, Qatar, Bahrain, Lebanon and Cyprus. It is a type of check valve that uses a pressure seal to prevent backflow. Available materials: Cast iron, Ductile iron, WCB, LCC, CF8M, SS304, SS316, SS316L, ASTM A105N, ASTM A182Gr-F304, ASTM A182Gr-F316.