Ideal Tape 491 FSK Insulation Tape

Ideal Tape 491 FSK is a pressure sensitive insulation tape manufactured with the FSK (Foil/Skrim/Kraft) facing combined with a pressure sensitive adhesive and release liner.   Ideal Tape 491D is the same product in pre-cut circular disc form provided in a continuous roll.

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Product Description

Ideal Tape 491 FSK is used for sealing cold and dual temperature duct seams and joints where FSK is the basic insulation facing. The pre-cut discs (491D) are applied over washers and cupped pin heads. They can also be used to cover any accidental punctures in the facing. The discs provide an excellent vapor seal when applied to clean, dry surfaces. Use of applicator (provided) will give best results.

Features and Benefits:

  • Performance All Weather Formula adhesive system provides permanent bond to FSK insulation facing
  • Skrim layer bends with the primary facing providing integrity to the insulation and a strong, finished, appearance
  • Release liner provides easy removal for efficient application on the job site
  • Available pre-cut discs reduce on site labor and provide an excellent vapor seal. For best results please use the provided applicator

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General Insulation Company Inc. is an insulation supplier / insulation distributor that stocks and fabricates a wide variety of industrial and commercial air barrier, vapor barrier, moisture and water barrier products for the construction market.

Ideal Tape 491 FSK Insulation Tape Data Sheet

Ideal Tape 491 FSK Insulation Tape Safety Data Sheet

Ideal Tape Product Selection Guide