Discharge Cap For Fan Diameter 24 in For Fan Type Tubeaxial Mounting Hole Diameter 1/2 in Material Galvanized Steel Body Diameter 32 in Bolt Circle Diameter 24 3/8 in Finish Unfinished For Use With 3C411 4TM85 Includes Clam Shell Damper Maximum Inlet Air Temperature 200 Degrees F Metal Material Thickness 1/2 in Overall Height 29 1/8 in Overall Length 32 in Overall Width 32 in Product Type Discharge Cap