Vent Hood For Nominal Duct Diameter 10 in Gas Appliance Category Category I For Duct Height Not Applicable For Duct Width Not Applicable Inlet Diameter 10 in Material Aluminum Overall Length 20 in Product Type Vent Hood Inside Diameter 10 in Material Thickness 20 ga Weight 14 lb Maximum Pressure Rating Not Applicable Maximum Temperature Rating 575 Degrees F Seal Material Not Applicable Standards Not Applicable Finish Flat Color Silver Overall Height 18 3/8 in Shape Round