Ideal Tape - 30490A03000117APABI - 490 Heat Activated UL 181-A-H tape, 3" x 117 Yards

Item Number: IDE4903  MFR Part Number: 30490A03000117APABI


490 Heat Activated UL 181-A-H Tape, 3" x 117 Yards
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Ideal Seal 490
Ideal Seal 490 is made with a laminated aluminum foil/fiberglass skrim backing, and a heat activated adhesive system.

Suggested end use
Ideal Seal 490 is designed for use in sealing joints and seams in fiberglass duct board insulation systems. Use of an approved heating iron or closure machine is recommented to achieve maximum performance.

  • UL 181®-A listed for use on all fiberglass duct board insulation systems.
  • Heat activated Surlyn® adhesive system provides a high performance bond in a variety of temperature and humididty conditions. Color change systems indicates the correct application temperature for achieving a permanent bond.
  • 490 does not utilize a release liner so there is less downtime and clean up on the job site.

California residents: see Proposition 65 Warning

Weight2.3 Pounds (Lb)
Width5.5 Inches (In)
Height3 Inches (In)
Country of OriginUSA
Length5.5 Inches (In)
BrandIdeal Tape
Adhesion Strength72 oz./in. width
UV ResistantYes
Tensile Strength25 Lbs./in width
ApplicationSeals Ducts
ApprovalsUL 181-H
CompositionReinforced foil
Size3" x 117 Y
StandardsUL 181A listed
Temperature Range40°F to 185°F (4.4°C to 85°C)
Thickness3 Mils
TypeBacking: aluminum foil/fiberglass skrim; Adhesive: heat activated Surlyn®
UL ListedYes
UL RecognizedYes