12 In.dia 16 In.L 90 Degrees GSteel Tap-In Branch, For Nominal Duct Diameter 12 in, Inlet Diameter 12 in, Overall Length 16 in, Product Type Tap In, Weight 2.9 lb, Material Steel, Maximum Pressure Rating 42 in wc, Material Thickness 22 ga, Maximum Temperature Rating 390 Degrees F, Minimum Pressure Rating 2 in wc, Shape Tee, Inside Diameter 12 in, Outlet Diameter 12 in, Overall Width 16 in, Angle 90 Degrees , Overall Height 18 in, Maximum Airflow Not Applicable, Color Silver