This Utility Grade Duct Tape is a resistant product with high tensile strength, excellent moisture resistance and easy tear, used in bundling, heavy carton sealing, pipe wrapping and more. Applications: It's used for bundling, heavy carton sealing, general maintenance, carpet fixing, duct seam, joint sealing, air conditioning ducts sealing and more. Technical details: 7.0 mil, 50 mesh, Economy Grade PE-Coated cloth, rubber resin adhesive, 46 oz/in adhesion to steel, 21 lbs/in tensile strength, 15% elongation, -4 to 105 fahrenheit degrees of temperature resistance, 40 to 200 fahrenheit degrees of application temperature resistance, and 3" neutral core/carton. We have this tape available in 1/2", 1" and 2" wide rolls and you can see them in our Amazon Store. IMPORTANT NOTE: In the tape industry, the sizes will always be the standard metric sizes, meaning for example that 12mm must be for every 1/2 inch of nominal value tape width (Rolls are given or taken a 5% wide or narrow than the nominal size).