90 Degree Elbow, For Nominal Duct Diameter 4 in, Inlet Diameter 4 1/2 in, Material PVC, Overall Length 4 1/2 in, Product Type Elbow, Material Thickness 0.2 in, Weight 2 lb, Maximum Pressure Rating 10 in wc, Shape Elbow, End Type Plain, Inside Diameter 4 1/2 in, Minimum Pressure Rating Not Applicable, Color Dark Gray, Outlet Diameter 4 1/2 in, Overall Height 6 3/4 in, Centerline Radius 4 1/2 in, Angle 90 Degrees , Seal Material Not Applicable, Connection Type Socket, For Duct Shape Round