90 Degree Elbow For Nominal Duct Diameter 11 in Inlet Diameter 11 in Material Steel Overall Length 24 1/4 in Product Type Elbow Material Thickness 22 ga Weight 10.5 lb Maximum Pressure Rating 42 in wc For Duct Height 11 in Shape Elbow End Type Rolled Edge For Duct Width 11 in Gas Appliance Category Not Applicable Maximum Airflow 4 620 cfm Inside Diameter 11 in Minimum Pressure Rating 2 in wc Color Silver Outlet Diameter 11 in Overall Height 7 3/8 in Centerline Radius 1 1/2 in