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Adhesive Tapes

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Premium Reinforced Matt Black Aluminium Foil Tape

GTB65™ is a professional grade reinforced 30 micron matt black aluminium foil tape. This foil / scrim laminate with a bi-directional 5mm x 5mm reinforcement is coated with an aggressive rubber adhesive and protected by an easy release silicone paper.

Being of laminated construction and manufactured to the highest of specifications this professional reinforced matt black aluminium foil tape product is easily conformable to irregular surfaces, providing an effective instant barrier against, heat cold, dust and moisture. GTB65™ is the professional solution for the installer looking for a reinforced matt black aluminium foil tape for interior applications.

  • Gtb65 website
  • Gtb65 website

Typical Applications

Typical applications for GTB65™ reinforced matt black aluminium foil tape. Widely used by the HVAC industry in commercial or entertainment internal voids for the jointing and sealing of foil-scrim faced laminated fibreglass blankets, duct board, pipe sections and seams. GTB65™ reinforced matt black aluminium foil tape is extensively used but not limited to joining and sealing of flexible air duct seams and connections, where design requirements are sympathetic to their environment and aesthetics are of a paramount requirement.

Also used in other industrial applications requiring a reinforced matt black aluminium foil tape with similar characteristics and benefits. Please check with a technical product expert to determine suitability for a particular purpose prior to use.

  • Jointing and sealing of HVAC ducting systems, for interior use only.
  • Invisible repairs where a matt black finsihed is required.
  • Perfect for use in the arts and entertainments, and appliance industries.
  • Strong and conformable.

GTB65™ Product Data

Item Value
Adhesive Synthetic Rubber
Product Thickness 30 micron
Elongation 3-5%
Tensile Strength 220 N/50mm
Peel Adhesion 32 N/25mm
Shear Adhesion 36 N/25mm
Service Temperature -20˚C to +75˚C
Operating Temperature 10˚C to +35˚C

GTB65™ Information

GTB65™ Features

  • Cold weather adhesive with moderate adhesion offering excellent sealing and bonding on foil-scrim facing joints and seam in HVAC ductwork applications.
  • Excellent aging resistance for internal applications.
  • Low moisture vapour transmission rate offers excellent sealing and patching performance.
  • Perfect for invisible repairs of matt black surfaces.

Available Sizes

GTB65™ reinforced matt black aluminium foil tape is available in 50, 75, 100, 600 & 1200mm roll widths.

All rolls are manufactured in 50m lengths

Available Colours

GTB65™ reinforced matt black aluminium foil tape is available in a matt black finish

Surface Preparation

Ensure all surfaces are dry and clean, free from dirt, dust, grease, oil and silicones.

Ensure firm pressure is applied to the tape to provide the best adhesive bond, and that sufficient tape is applied (of at least 25mm) either side of joints to provide a long-lasting seal.


Remove the release paper from the section of GTB65™ reinforced matt black aluminium foil tape , taking care not to touch the adhesive surface.

Align the tape centrally over the join. Pull the tape taut and then press down firmly over the entire joint area.

Rub the aluminium foil tape to remove any wrinkles or folds.

Product Shelf Life

12 months when stored in original, unopened packaging at 21˚C (70˚F) / 50% relative humidity, and kept out of direct sunlight.

GTB65™ reinforced matt black aluminium foil tape

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Data Sheets & Downloads

Looking for a data sheet or an installation guide for our GTB65™ reinforced matt black aluminium foil tape product, then the following downloads might come in handy.

Technical Data Sheet GTB65™ Reinforced Matt Black Aluminium Foil Tape139 Kb Download .pdf

adhesive tapes GTB65 reinforced tape interior tape matt black

ProTech Global

Specialist Insulation Jacketing Solutions

Over the years, we’ve been able to build a reputation as one of the best independent company's in our industry, supplying premium weatherproof jacketing & insulation cladding systems, aluminium foil jointing adhesive tapes, and anti-corrosion control products across multiple markets. Those interested to work with us in any field relating to our work are encouraged to contact us by way of telephone or e-mail by using the contact form to obtain more information.


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