Weather Cap For Nominal Duct Diameter 9 in Gas Appliance Category Not Applicable For Duct Height 9 in For Duct Width 9 in Inlet Diameter 9 in Material Steel Product Type Rain Cap Inside Diameter 9 in Material Thickness 18 ga Weight 8.5 lb Maximum Pressure Rating 42 in wc Maximum Temperature Rating 390 Degrees F Seal Material Nitrile Standards Not Applicable Finish Galvanized Color Silver Overall Height 19 in Shape Cap Connection Type Clamp Together End Type Quick-Fit