Jet Cap For Nominal Duct Diameter 15 in Gas Appliance Category Not Applicable For Duct Height 15 in For Duct Width 15 in Inlet Diameter 15 in Material Steel Product Type Jet Cap Inside Diameter 15 in Material Thickness 20 ga Weight 79 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 34 1/4 in Shape Cap Connection Type Clamp Together End Type Quick-Fit