Jet Cap For Nominal Duct Diameter 12 in Gas Appliance Category Not Applicable For Duct Height 12 in For Duct Width 12 in Inlet Diameter 12 in Material Stainless Steel Product Type Jet Cap Inside Diameter 12 in Material Thickness 22 ga Weight 59 lb Maximum Pressure Rating 42 in wc Maximum Temperature Rating 1 100 Degrees F Seal Material Nitrile Standards Not Applicable Finish Not Applicable Color Silver Overall Height 27 1/8 in Shape Cap Connection Type Clamp Together