Construction: Backing: Aluminum foil/fiberglass scrim/Kraft paper(FSK Facing) Adhesive: Solvent/Water-based Acrylic/Synthetic Rubber-resin Liner: PE coating, siliconized, flat, white, paper release liner Applications: Sealing seams in scrim reinforced foil duct insulation When a maximum strength tape is needed Good for FSK Facing repairs, and provide the matching appearance. May also be used for other industrial uses requiring a tape with these characteristics and benefits Products Benefit: Wrinkle-free backing; Permanent bond adhesive; Backing resists tearing; Resists water vapor and smoke transmission; Long time static shear.