Angle Flange Adapter, For Nominal Duct Diameter 8 in, Inlet Diameter 8 1/8 in, Material Steel, Product Type Angle Flange Adapter, Material Thickness 22 ga, Overall Length 1 1/8 in, Maximum Pressure Rating 42 in wc, Weight 1.9 lb, For Duct Height 8 in, Flange Inner Diameter 8 1/8 in, For Duct Width 8 in, Flange Outer Diameter 10 5/8 in, Inside Diameter 3/8 in, Number of Holes on Flange 6, Overall Width 8 in, Bolt Circle Diameter 9 1/2 in, Minimum Pressure Rating 2 in wc, Shape Straight