2.0 mil dead soft aluminum foil with aggressive, long-lasting pressure- sensitive acrylic adhesive. Engineered and designed for general purpose seaming, patching and sealing to enhance appearance and maintain vapor barrier integrity. Provides long-lasting adhesion to clean, dry surfaces. Flame retardant and high shear adhesion. UV and mold resistant. Excellent reflective properties (i.e. heat, light). Superior bonding when exposed to either sub-zero or elevated temperatures. Release coated kraft liner.