90 Degree Elbow For Nominal Duct Diameter 12 in Inlet Diameter 12 in Material Steel Overall Length 26 1/4 in Product Type Elbow Material Thickness 22 ga Weight 12.4 lb Maximum Pressure Rating 42 in wc For Duct Height 12 in Shape Elbow End Type Rolled Edge For Duct Width 12 in Maximum Airflow Not Applicable Inside Diameter 12 in Minimum Pressure Rating 2 in wc Color Silver Outlet Diameter 12 in Overall Height 12 in Centerline Radius 1 1/2 in Angle 90 Degrees