AudioSeal® Lag Tape




Typical Shipping Lead Time: 2-3 business days

Our AudioSeal® Lag Tape is primarily used to seal and join the joints of the AudioSeal® Duct and Pipe Wrap and AudioSeal® Duct and Pipe Lag. Lag tape easily conforms to irregular surfaces and excels in demanding conditions.

The lag tape is a foil, scrim, craft (FSK) lamination with a cold weather solvent acrylic pressure sensitive adhesive. Lag tape may also be used for vapor sealing duct board insulation and metal ducts.


  • Excels in demanding temperature and humidity applications
  • Conforms well to irregular surfaces
  • Easy application to fibrous and sheet metal duct
  • Provides a vapor seal for aluminum faced insulation wraps

Technical Information for AudioSeal® Lag Tape:

  • Roll Size: 3″ wide x 150′ long
  • Material: Foil scrim tape with acrylic pressure sensitive adhesive
  • Color: Natural Aluminum
  • Thickness:  9.5 mils
  • Peel Adhesion: 45 oz. / in. (STC-101)
  • Sheer Adhesion: >24 hours at 2.2 PSI (PSTC-107)
  • Tensile Strength: 40 lb./in (PSTC-131)
  • Elongation: 2% (PSTC-131)
  • Service Temperature: -40 degrees Fahrenheit to 240 degrees Fahrenheit (PSTC-131)
  • Fire Rating: Class 1 or A per ASTM E84
    • Flame Spread: 5
    • Smoke Developed: 10
  • Shelf Life: For best performance, use within 12 months of manufacture date

For more information on our AudioSeal® Lag Tape,
call us at 800.782.5742 or contact our sales department.

Customer Reviews

1 review for AudioSeal® Lag Tape


    Product is good