Angle Flange Adapter For Nominal Duct Diameter 10 in Inlet Diameter 10 in Material Stainless Steel Product Type Angle Flange Adapter Material Thickness 22 ga Overall Length 3 1/2 in Maximum Pressure Rating 42 in wc Weight 5 lb For Duct Height 10 in Flange Inner Diameter 10 1/8 in For Duct Width 10 in Flange Outer Diameter 12 5/8 in Inside Diameter 1/2 in Number of Holes on Flange 6 Overall Width 10 in Bolt Circle Diameter 11 3/4 in Minimum Pressure Rating 2 in wc Shape Straight