HVAC Rigid Fiberglass Tape

The Ultimate Repair and Reinforcement Tape for HVAC Ducts

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What's special about this Fiberglass tape?

  • Provides the strongest adhesion possible to fiberglass duct board
  • Aluminum-backed fiberglass is coated with specially-formulated acrylic adhesive
  • Perfect for any and all HVAC applications
  • Click for More Features

HVAC Rigid Fiberglass tape has a heavy duty, high strength aluminum foil backing coating with a specially formulated acrylic adhesive. This tape provides maximum conformance and adhesion to fiberglass duct board systems. This tape meets and exceeds UL-181A-P Standard for quality, performance, and flame spread AND UL 181-FX flex duct standard.


DT-00-03298-01 HVAC Rigid Fiberglass Tape Silver 50 yds 2.5"

  • Use it indoors or outdoors
  • Rated for flame-spread resistance and minimal smoke development
  • Meets and exceeds UL 181 A-P
  • Compliant with UL 181-FX


Performance Value Units Test Method
Thickness 4.0 mils HCA-05:PSTC-33
180° Peel Adhesion to Stainless Steel 40.0 oz/in HCA-01:PSTC-101
Adhesion to Backing 50.0 g/in HCA-02:PSTC-101
Tensile Strength 22.0 lb/in HCA-03:PSTC-131
Elongation 4.0 percentage HCA-03:PSTC-131
Service Temperature -20 to 200 degrees F Not Specified
Physical Attribute Value Units Test Method
Width 2.5 inches measure
Length 50.0 yards measure
Core, Inner Diameter 3.0 inches measure





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