60 Degree Elbow For Nominal Duct Diameter 20 in Inlet Diameter 20 in Material Steel Overall Length 38 in Product Type Elbow Material Thickness 20 ga Weight 35.97 lb Maximum Pressure Rating 42 in wc For Duct Height 20 in Shape Elbow End Type Rolled Edge For Duct Width 20 in Gas Appliance Category Not Applicable Maximum Airflow 15 270 cfm Inside Diameter 20 in Minimum Pressure Rating 2 in wc Color Silver Outlet Diameter 20 in Overall Height 7 3/8 in Centerline Radius 1 1/2 in