Duct Sealant; Applicable Standard UL (Canada and US), SCAQMD 1168; Type Modified Butyl Sealant, Aluminum Backing; Color Gray; Setting Time Full Bond 24 Hour; Pressure Rating 955 PSI; Temperature Rating 35 to 110 Deg F; Application Sheet Metal, Duct Board, Flex Duct, PVC Coated Duct, Duct Wrap Vapor Barrier; Size 3" x 100' Roll; Service Temperature Rating -20 to 180 Deg F; Thickness 17 Mil (Nominal); Tensile Strength 955 PSI Average; Warranty 24 Month Shelf Life