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
Airtight and windtight systems | Insulation Merchant
Clear all filters

Showing 96 of 96 products

Sort by:
Price: 0 – £618.30

Filter and sort

Showing 96 of 96 products

Clear
Clear
Clear

Up to £618.30

Clear
Clear all filters
Clear all filters
Showing 96 of 96 products
  • Pro Clima Aerosanna Visconn Spray/Paintable Airtight Sealant Membrane | Insulation Merchant Pro Clima Aerosanna Visconn Spray/Paintable Airtight Sealant Membrane | Insulation Merchant
    Sale 14%
    AEROSANA VISCONN by Pro Clima

    Pro Clima Aerosanna Visconn Spray/Paintable Airtight Sealant Membrane

    From £8.67
    From £8.67
    £10.10 Save £1.43
  • SIGA Wigluv® 20/40 Split External Adhesive Tape (60mm x 25m) | Insulation Merchant SIGA Wigluv® 20/40 Split External Adhesive Tape (60mm x 25m) | Insulation Merchant
    Spring Savings
    WIGLUV® 20/40 by SIGA

    SIGA Wigluv® 20/40 Split External Adhesive Tape (60mm x 25m)

    £36.00
    £1.44 per LM (linear metre)
    £36.00
    £1.44 per LM (linear metre)
    Save £-36.00
  • Pro Clima Contega Solido SL-D80 (External Double-sIded Corner Adhesive Tape) - 80mm x 30m | Insulation Merchant Pro Clima Contega Solido SL-D80 (External Double-sIded Corner Adhesive Tape) - 80mm x 30m | Insulation Merchant
    Sale
    CONTEGA SOLIDO SL-D by Pro Clima

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

    £55.33
    £1.84 per LM (linear metre)
    £55.33
    £1.84 per LM (linear metre)
    £56.80 Save £1.47
  • STEICO Multi Tape F - 25m x 60mm | Insulation Merchant
    MULTI TAPE F by Steico

    STEICO Multi Tape F - 25m x 60mm

    £24.31
    £0.97 per LM (linear metre)
    £24.31
    £0.97 per LM (linear metre)
    Save £-24.31
  • Pro Clima Contega Solido SL150 (Internal Single-sIded Corner Adhesive Tape) - 150mm x 30m | Insulation Merchant Pro Clima Contega Solido SL150 (Internal Single-sIded Corner Adhesive Tape) - 150mm x 30m | Insulation Merchant
    Sale
    CONTEGA SOLIDO SL by Pro Clima

    Pro Clima Contega Solido SL150 (Internal Single-sIded Corner Adhesive Tape) - 150mm x 30m

    £74.08
    £2.46 per LM (linear metre)
    £74.08
    £2.46 per LM (linear metre)
    £76.10 Save £2.02
  • DuPont™ AirGuard® Tape - 25m x 60mm | Insulation Merchant
    AIRGUARD® by DuPont - Performance Building Solutions

    DuPont™ AirGuard® Tape - 25m x 60mm

    £19.46
    £0.77 per LM (linear metre)
    £19.46
    £0.77 per LM (linear metre)
    Save £-19.46
  • SOUDAL Soudatight LQ Paint On Airtight Membrane (Black) - 4.5kg | Insulation Merchant
    Sale 9%
    Spring Savings
    SOUDATIGHT by SOUDAL

    SOUDAL Soudatight LQ Paint On Airtight Membrane (Black) - 4.5kg

    £30.45
    £6.77 per kg
    £30.45
    £6.77 per kg
    £33.83 Save £3.38
  • SIGA Rissan® 100 VCL & Jointing Airtightness Tape - 100mm x 25m | Insulation Merchant SIGA Rissan® 100 VCL & Jointing Airtightness Tape - 100mm x 25m | Insulation Merchant
    Spring Savings
    RISSAN® 100 by SIGA

    SIGA Rissan® 100 VCL & Jointing Airtightness Tape - 100mm x 25m

    £46.50
    £1.86 per LM (linear metre)
    £46.50
    £1.86 per LM (linear metre)
    Save £-46.50
  • 60mm SIGA Wigluv® Black 60 External Adhesive Tape - (40m x 60mm) | Insulation Merchant 60mm SIGA Wigluv® Black 60 External Adhesive Tape - (40m x 60mm) | Insulation Merchant
    Spring Savings
    WIGLUV® BLACK 60 by SIGA

    60mm SIGA Wigluv® Black 60 External Adhesive Tape - (40m x 60mm)

    From £53.25
    £1.33 per LM (linear metre)
    From £53.25
    £1.33 per LM (linear metre)
    Save £-53.25
  • SIGA Wigluv® 100 External Adhesive Tape - (100mm x 25m) | Insulation Merchant SIGA Wigluv® 100 External Adhesive Tape - (100mm x 25m) | Insulation Merchant
    Spring Savings
    WIGLUV® 100 by SIGA

    SIGA Wigluv® 100 External Adhesive Tape - (100mm x 25m)

    £48.38
    £1.93 per LM (linear metre)
    £48.38
    £1.93 per LM (linear metre)
    Save £-48.38
  • SIGA Fentrim® IS 20 (Pre-folded Internal Corner Tape) - All sizes | Insulation Merchant SIGA Fentrim® IS 20 (Pre-folded Internal Corner Tape) - All sizes | Insulation Merchant
    Spring Savings
    Internal Use
    FENTRIM® IS 20 by SIGA

    SIGA Fentrim® IS 20 (Pre-folded Internal Corner Tape) - All sizes

    From £45.04
    £1.80 per LM (linear metre)
    From £45.04
    £1.80 per LM (linear metre)
    Save £-45.04
  • SOUDAL Soudatight LQ Paint On Airtight Membrane (White) - 4.5kg | Insulation Merchant
    Sale 9%
    Spring Savings
    SOUDATIGHT by SOUDAL

    SOUDAL Soudatight LQ Paint On Airtight Membrane (White) - 4.5kg

    £30.45
    £6.77 per kg
    £30.45
    £6.77 per kg
    £33.83 Save £3.38
  • PROCTOR Wraptite® Airtight Tape | Insulation Merchant PROCTOR Wraptite® Airtight Tape | Insulation Merchant
    WRAPTITE® by A. Proctor Group

    PROCTOR Wraptite® Airtight Tape

    From £62.08
    From £62.08
    Save £-62.08
  • Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 10-18mm - Roll 20mm x 2.6m | Insulation Merchant Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 10-18mm - Roll 20mm x 2.6m | Insulation Merchant
    Sale
    CONTEGA FIDEN EXO by Pro Clima

    Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 10-18mm - Roll 20mm x 2.6m

    £7.25
    £7.25
    £7.30 Save £0.05
  • Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 5-10mm (Roll 20mm x 5.6m) | Insulation Merchant Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 5-10mm (Roll 20mm x 5.6m) | Insulation Merchant
    Sale
    CONTEGA FIDEN EXO by Pro Clima

    Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 5-10mm (Roll 20mm x 5.6m)

    £7.45
    £7.45
    £7.50 Save £0.05
  • Pro Clima Extoseal Encors - 200mm x 20m | Insulation Merchant Pro Clima Extoseal Encors - 200mm x 20m | Insulation Merchant
    Sale
    EXTOSEAL by Pro Clima

    Pro Clima Extoseal Encors - 200mm x 20m

    £153.67
    £153.67
    £157.90 Save £4.23
  • Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 3-6mm - Roll 12mm x 8m | Insulation Merchant Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 3-6mm - Roll 12mm x 8m | Insulation Merchant
    Sale 11%
    CONTEGA FIDEN EXO by Pro Clima

    Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 3-6mm - Roll 12mm x 8m

    £4.17
    £4.17
    £4.70 Save £0.53
  • Pro Clima Extoseal Encors - 150mm x 20m | Insulation Merchant Pro Clima Extoseal Encors - 150mm x 20m | Insulation Merchant
    Sale
    EXTOSEAL by Pro Clima

    Pro Clima Extoseal Encors - 150mm x 20m

    £113.75
    £113.75
    £116.90 Save £3.15
  • Pro Clima Extoseal Magov Butyl Tape (60mm x 10m) | Insulation Merchant Pro Clima Extoseal Magov Butyl Tape (60mm x 10m) | Insulation Merchant
    Sale 5%
    EXTOSEAL by Pro Clima

    Pro Clima Extoseal Magov Butyl Tape (60mm x 10m)

    £32.08
    £3.20 per LM (linear metre)
    £32.08
    £3.20 per LM (linear metre)
    £33.80 Save £1.72
  • STEICO Multi Tape P - 60mm x 40m | Insulation Merchant
    MULTI TAPE P by Steico

    STEICO Multi Tape P - 60mm x 40m

    £23.79
    £0.59 per LM (linear metre)
    £23.79
    £0.59 per LM (linear metre)
    Save £-23.79