PRODUCTS Flap Valve Flap Valves are ideal for connections vacuum applications. Electroconductive type helps antistatic dissipative applications easily for explosive dust. Documents & Resources Flap Valve Material Outlet Inlet ConductivityConnection DiameterAir Inlet DiameterFV–P–63–50–EC6350FV–SS–63–50–EC6350 We are happy to assist you. Contact Us