3M 425 Aluminum Foil Tape Silver is made of a dead soft aluminum backing and an acrylic adhesive which is used for sealing, patching, and holding interior and exterior applications. It offers low moisture transmission, heat/ light reflection, durability, flame resistance, and an easy-release liner. 5 mil (0.13 mm) thick. 0.5 in Circle 1,000 Count Roll.
<p><span>3M 425 Aluminum Foil Tape Silver is made of a dead soft aluminum backing and an acrylic adhesive which is used for sealing, patching, and holding interior and exterior applications. It offers low moisture transmission, heat/ light reflection, durability, flame resistance, and an easy-release liner. 5 mil (0.13 mm) thick. 0.5 in Circle 1,000 Count Roll.</span></p>