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3M Scotch 2" Silver Foil Tape

Brand: 3M Mfg#: 3311
Product#: 4793311
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Scotch Foil Tape, 2 in Width, 3.6 mil Thick, Pressure Sensitive Rubber Adhesive, Aluminum Alloy Foil Backing, Silver Tape, -10 TO 180 deg F, ASTM Standard, UL 723, 90 oz-in Adhesion to Steel, 17 lb-in Tensile Strength


  • Acts as a vapor barrier to insure the integrity of the insulation system
  • Can be used over a wide temperature range
  • Designed for maximum adhesion over clean, dry surfaces. For best results, always use an application squeegee
  • Matches aluminum foil-faced duct systems and insulation
  • Extremely conformable backing
  • Resists water vapor, odor and smoke transmission
  • Can be used under all weather conditions
  • UL 723 rated for flame and smoke characteristics


  • Brand: 3M
  • Product Line: Scotch
  • Thickness: .0036 in
  • Adhesive Material: Pressure Sensitive Rubber
  • Tape Color: Silver
  • Standards: ASTM Standard, UL 723
  • Backing Material: Aluminum Alloy Foil
  • Width: 2 in
  • Special Features: 90 oz-in Adhesion to Steel, 17 lb-in Tensile Strength, 3% Elongation, with Paper Liner
  • Usage: For Sealing Aluminum Faced Insulation Seams and Joints, General Repair and Maintenance