Duct Reducer, For Nominal Duct Diameter 8 in, Inlet Diameter 8 in, Inside Diameter 8 in, Overall Length 6 in, Product Type Reducer, Weight 1.98 lb, Material Thickness 24 ga, Maximum Pressure Rating 3 in wc, Maximum Temperature Rating 212 Degrees F, Material Steel, Seal Material Not Applicable, Standards ASTM A653, ASTM A90, ASTM A924, SMACNA Third Edition 2005, Section, Shape Straight, Gas Appliance Category Not Applicable, Maximum Airflow Not Applicable, Outlet Diameter 6 in