Pneumatically Actuated Butterfly Valve Action Double Acting Body Material Cast Iron Pipe Size 8 in Max Water Pressure 150 psi Seat Material EPDM Number of Bolt Holes 8 Lug Dia 3/4-10 in Air Inlet Pressure 80 psi Bolt Circle Dia 11 3/4 in Product Type Pneumatically Actuated Butterfly Valve