Airtight & Windtight Tapes and Sealants

We offer a variety of airtight and windtight tapes and sealants to help you seal your home and save energy. Our products are made from high-quality materials and are designed to withstand the elements. We offer a variety of sizes to fit your needs.

Our products can be used to seal windows, doors, pipes, and other openings in your home.

Our products are easy to install and can help you save money on your energy bills.

View more in the Airtight range
Pro Clima Contega Solido SL80 (Internal Single-sIded Corner Adhesive Tape) - 80mm x 30m | Insulation Merchant

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  • DuPont™ AirGuard® FR System Tape - 25m x 75mm | Insulation Merchant
    AIRGUARD® by DuPont - Performance Building Solutions

    DuPont™ AirGuard® FR System Tape - 25m x 75mm

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    Add to a quote for our best rate.

  • Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 10-18mm - Roll 20mm x 2.6m | Insulation Merchant
    Sale 12%
    CONTEGA FIDEN EXO by Pro Clima

    Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 8-15mm - Roll 20mm x 3.3m

    £7.68 per item
    inc. VAT
    £6.40 per item
    ex. VAT
    £8.76 Save £1.08
    £7.68 per item
    inc. VAT
    £7.30 Save £0.90
    £6.40 per item
    ex. VAT
  • Pro Clima Contega Solido EXO100 (External Single-sIded Corner Adhesive Tape) - 30m x 100mm | Insulation Merchant
    CONTEGA SOLIDO EXO by Pro Clima

    Pro Clima Contega Solido EXO200 (External Single-sided Corner Adhesive Tape) - 30m x 200mm

    £121.03 per item
    inc. VAT
    £100.86 per item
    ex. VAT
    Save £-121.03
    £121.03 per item
    inc. VAT
    £0.00 Save £-100.86
    £100.86 per item
    ex. VAT
  • SIGA Farmer Waterproof High Performance Multi-purpose Tape - 60mm x 15m | Insulation Merchant
    FARMER by SIGA

    SIGA Farmer Waterproof High Performance Multi-purpose Tape - 60mm x 15m

    £21.90 per item
    £1.46 per LM (linear metre)
    inc. VAT
    £18.25 per item
    £1.22 per LM (linear metre)
    ex. VAT
    Save £-21.90
    £21.90 per item
    £1.46 per LM (linear metre)
    inc. VAT
    £0.00 Save £-18.25
    £18.25 per item
    £1.22 per LM (linear metre)
    ex. VAT
  • Pro Clima Aerosanna Fleece | Insulation Merchant
    Sale 5%
    AEROSANA FLEECE by Pro Clima

    Pro Clima Aerosanna Fleece

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    Add to a quote for our best rate.

  • DuPont™ Single Sided Acrylic Tape - 25m x 75mm | Insulation Merchant
    AIRGUARD® by DuPont - Performance Building Solutions

    DuPont™ Single Sided Acrylic Tape - 25m x 75mm

    £30.90 per item
    £1.23 per LM (linear metre)
    inc. VAT
    £25.75 per item
    £1.03 per LM (linear metre)
    ex. VAT
    Save £-30.90
    £30.90 per item
    £1.23 per LM (linear metre)
    inc. VAT
    £0.00 Save £-25.75
    £25.75 per item
    £1.03 per LM (linear metre)
    ex. VAT
  • SIGA Wigluv® 150 External Adhesive Tape - (150mm x 25m) | Insulation Merchant
    WIGLUV® by SIGA

    SIGA Wigluv® 150 External Adhesive Tape - (150mm x 25m)

    £84.80 per item
    £3.39 per LM (linear metre)
    inc. VAT
    £70.67 per item
    £2.83 per LM (linear metre)
    ex. VAT
    Save £-84.80
    £84.80 per item
    £3.39 per LM (linear metre)
    inc. VAT
    £0.00 Save £-70.67
    £70.67 per item
    £2.83 per LM (linear metre)
    ex. VAT
  • SIGA Fentrim® 330 Grey Adhesive Tape - 150mm | Insulation Merchant
    FENTRIM® by SIGA

    SIGA Fentrim® 330 Grey Adhesive Tape - 150mm

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    Add to a quote for our best rate.

  • SIGA Fentrim® 2 50/85 (Pre-folded External Corner Tape) - 25m | Insulation Merchant
    FENTRIM® by SIGA

    SIGA Fentrim® 2 50/85 (Pre-folded External Corner Tape) - 25m

    £88.80 per item
    £3.55 per LM (linear metre)
    inc. VAT
    £74.00 per item
    £2.96 per LM (linear metre)
    ex. VAT
    Save £-88.80
    £88.80 per item
    £3.55 per LM (linear metre)
    inc. VAT
    £0.00 Save £-74.00
    £74.00 per item
    £2.96 per LM (linear metre)
    ex. VAT
  • HOLZ Technic Signo Airtight Single-sided High-adhesive Tape
    Sale 19%
    Spring Savings
    SIGNO by Holz Technic

    HOLZ Technic Signo Airtight Single-sided High-adhesive Tape

    From £15.74 per item
    £0.62 per LM (linear metre)
    inc. VAT
    From £13.12 per item
    £0.52 per LM (linear metre)
    ex. VAT
    £19.67 Save £3.93
    From £15.74 per item
    £0.62 per LM (linear metre)
    inc. VAT
    £16.39 Save £3.28
    From £13.12 per item
    £0.52 per LM (linear metre)
    ex. VAT
  • Intelligent Membranes Poseidon (Waterproof Membrane) (Spray/Roller)
    by Intelligent Membranes

    Intelligent Membranes Poseidon (Waterproof Membrane) (Spray/Roller)

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    Add to a quote for our best rate.

  • Intelligent Membranes PassiveHaus Brick Seal
    Sale 27%
    PASSIVHAUS BRICK SEAL by Intelligent Membranes

    Intelligent Membranes PassiveHaus Brick Seal

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    Add to a quote for our best rate.

  • Pro Clima Contega Solido EXO-D100 (External Double-sIded Corner Adhesive Tape) - 30m x 100mm | Insulation Merchant
    Sale 5%
    CONTEGA SOLIDO EXO-D by Pro Clima

    Pro Clima Contega Solido EXO-D100 (External Double-sided Corner Adhesive Tape) - 30m x 100mm

    £77.50 per item
    £2.58 per LM (linear metre)
    inc. VAT
    £64.58 per item
    £2.15 per LM (linear metre)
    ex. VAT
    £81.60 Save £4.10
    £77.50 per item
    £2.58 per LM (linear metre)
    inc. VAT
    £68.00 Save £3.42
    £64.58 per item
    £2.15 per LM (linear metre)
    ex. VAT
  • Pro Clima Contega Solido EXO-D80 (External Double-sIded Corner Adhesive Tape) - 30m x 80mm | Insulation Merchant
    Sale 5%
    CONTEGA SOLIDO EXO-D by Pro Clima

    Pro Clima Contega Solido EXO-D80 (External Double-sided Corner Adhesive Tape) - 30m x 80mm

    £64.75 per item
    £2.15 per LM (linear metre)
    inc. VAT
    £53.96 per item
    £1.80 per LM (linear metre)
    ex. VAT
    £68.16 Save £3.41
    £64.75 per item
    £2.15 per LM (linear metre)
    inc. VAT
    £56.80 Save £2.84
    £53.96 per item
    £1.80 per LM (linear metre)
    ex. VAT
  • PAVATEX Pavafix 150 Acrylic Adhesive Airtightness Tape - 25m x 150mm | Insulation Merchant
    PAVAFIX by Pavatex

    PAVATEX Pavafix 150 Acrylic Adhesive Airtightness Tape - 25m x 150mm

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    Add to a quote for our best rate.

  • PAVATEX Pavafix 60 Acrylic Adhesive Tape - 25m x 60mm | Insulation Merchant
    PAVAFIX by Pavatex

    PAVATEX Pavafix 60 Acrylic Adhesive Tape - 25m x 60mm

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    Add to a quote for our best rate.

  • Pro Clima Tescon Rapic (Hand Tearable Airtight Tape)
    TESCON by Pro Clima

    Pro Clima Tescon Rapic (Hand Tearable Airtight Tape)

    £31.80 per item
    £1.06 per LM (linear metre)
    inc. VAT
    £26.50 per item
    £0.88 per LM (linear metre)
    ex. VAT
    Save £-31.80
    £31.80 per item
    £1.06 per LM (linear metre)
    inc. VAT
    £0.00 Save £-26.50
    £26.50 per item
    £0.88 per LM (linear metre)
    ex. VAT
  • Man Installling Extoseal Finoc Tape | Insulation Merchant
    Sale 15%
    EXTOSEAL by Pro Clima

    Pro Clima Extoseal Finoc

    From £53.76 per item
    £2.68 per LM (linear metre)
    inc. VAT
    From £44.80 per item
    £2.24 per LM (linear metre)
    ex. VAT
    £63.80 Save £10.04
    From £53.76 per item
    £2.68 per LM (linear metre)
    inc. VAT
    £53.17 Save £8.37
    From £44.80 per item
    £2.24 per LM (linear metre)
    ex. VAT
  • Intelligent Membranes "The Goat" (Flexible Waterproof Coating) (Brush) - 8kg
    by Intelligent Membranes

    Intelligent Membranes "The Goat" (Flexible Waterproof Coating) (Brush) - 8kg

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  • Intelligent Membranes Phuck Off Surface Protection Film (Brush) - 4kg
    PHUCK OFF by Intelligent Membranes

    Intelligent Membranes Phuck Off Surface Protection Film (Brush) - 4kg

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    Add to a quote for our best rate.