1" wide aluminum foil tape with a pressure sensitive acrylic adhesive and 2.8 mil thick foil backing and sold as 1/pack.3M™ Foil tape in silver color measures 1" x 60 yds and features acrylic adhesive with easy release film liner. Tape with 4.81803" Dia features water proofing barrier and air leak protection. Dimensions: 1" x 60 yds., 1 roll. Premium grade, and aluminum backed tape features acrylic adhesive. Flame resistant, heat and light reflective. Adhesive type: Acrylic. Backing material: Aluminum foil. Backing thickness: 2.8 mil. Diameter: 4.81803". Elongation: 8 percent. Liner type: Easy release film. Temperature: -54 - 149 deg C operating. Tensile strength lb/in (N/100 mm): 30 (525), shielding effectiveness: Fair (50-70 dB), tape type: EMI shielding,. Thermally conductive for heating or cooling efficiency and provides water proofing barrier and air leak protection. Applications: Dryer blower housing sealing, EMI RFI shielding of seams, maximize cooling efficiency of refrigerators, sealing plate edges against solvent penetration, shielding from engine heat. Resists ultraviolet degradation ensuring long lasting performance. Improves visibility by magnifying light sources. Complaints and standards: F.A.R. 25.853(a), SAE AMS, UL 723, UL 746C, freight class 50, class L, file R 7311. Sold as 1 Per Carton.