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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  • SIGA Meltell® 320 Black Hybrid Sealant (310ml cartridge) | Insulation Merchant
    MELTELL® by SIGA

    SIGA Meltell® 320 Black Hybrid Sealant (310ml cartridge)

    £7.46 per item
    £24.06 per litres
    Save £-7.46
    £7.46 per item
    £24.06 per litres
  • Pro Clima Tescon Profect 50 (Pre-folded Corner Tape) - 30m x 50mm (12/38mm Split) | Insulation Merchant
    Sale
    TESCON by Pro Clima

    Pro Clima Tescon Profect 50 (Pre-folded Corner Tape) - 30m x 50mm (12/38mm Split)

    £44.08 per item
    £1.46 per LM (linear metre)
    £44.70 Save £0.62
    £44.08 per item
    £1.46 per LM (linear metre)
  • ROTHOBLAAS Speedy Band Airtight Tape (without release liner)
    Sale 5%
    Internal Use
    External Use
    SPEEDY BAND by Rothoblaas

    ROTHOBLAAS Speedy Band Airtight Tape (without release liner)

    From £14.63 per item
    £0.58 per LM (linear metre)
    £15.41 Save £0.78
    From £14.63 per item
    £0.58 per LM (linear metre)
  • 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 per item
    £3.20 per LM (linear metre)
    £33.80 Save £1.72
    £32.08 per item
    £3.20 per LM (linear metre)
  • Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 7-12mm - Roll 15mm x 4.3m | Insulation Merchant
    Sale 10%
    CONTEGA FIDEN EXO by Pro Clima

    Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 7-12mm - Roll 15mm x 4.3m

    £5.83 per item
    £6.50 Save £0.67
    £5.83 per item
  • SIGA Fentrim® IS 2 (Pre-folded External Corner Tape) | Insulation Merchant
    External Use
    FENTRIM® by SIGA

    SIGA Fentrim® IS 2 (Pre-folded External Corner Tape)

    From £47.33 per item
    £1.89 per LM (linear metre)
    Save £-47.33
    From £47.33 per item
    £1.89 per LM (linear metre)
  • Pro Clima Contega Solido SL-D100 (External Double-sIded Corner Adhesive Tape) - 100mm x 30m | Insulation Merchant
    Sale
    CONTEGA SOLIDO SL-D by Pro Clima

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

    £66.17 per item
    £2.20 per LM (linear metre)
    £68.00 Save £1.83
    £66.17 per item
    £2.20 per LM (linear metre)
  • Pro Clima Contega Solido SL200 (Internal Single-sIded Corner Adhesive Tape) - 200mm x 30m | Insulation Merchant
    Sale
    CONTEGA SOLIDO SL by Pro Clima

    Pro Clima Contega Solido SL200 (Internal Single-sIded Corner Adhesive Tape) - 200mm x 30m

    £99.58 per item
    £102.30 Save £2.72
    £99.58 per item
  • Intelligent Membranes PASSIVE PURPLE Internal Airtight Vapour Control Paint
    PASSIVE PURPLE - INTERNAL by Intelligent Membranes

    Intelligent Membranes PASSIVE PURPLE Internal Airtight Vapour Control Paint

    From £50.00 per item
    Save £-50.00
    From £50.00 per item
  • SIGA Trestard® 420 black FR (Fire Rated Tape) - All Sizes | Insulation Merchant
    Fire Rated
    TRESTARD® by SIGA

    SIGA Trestard® 420 black FR (Fire Rated Tape) - All Sizes

    From £115.29 per item
    £4.61 per LM (linear metre)
    Save £-115.29
    From £115.29 per item
    £4.61 per LM (linear metre)
  • ROTHOBLAAS Smart Band Tearable Liner Airtightness Tape - 60mm x 25m
    Sale 5%
    SMART BAND by Rothoblaas

    ROTHOBLAAS Smart Band Tearable Liner Airtightness Tape - 60mm x 25m

    £17.45 per item
    £0.69 per LM (linear metre)
    £18.38 Save £0.93
    £17.45 per item
    £0.69 per LM (linear metre)
  • 60mm SOUDAL Soudatape Facade (UV-resistant airtight tape) - 25m | Insulation Merchant
    SOUDATAPE by SOUDAL

    60mm SOUDAL Soudatape Facade (UV-resistant airtight tape) - 25m

    £20.58 per item
    £0.82 per LM (linear metre)
    £20.58 Save £0.00
    £20.58 per item
    £0.82 per LM (linear metre)
  • Pro Clima Orcon Multibond - Membrane Adhesive Strip Roll (Pack of 2) | Insulation Merchant
    Sale 4%
    ORCON by Pro Clima

    Pro Clima Orcon Multibond - Membrane Adhesive Strip Roll (Pack of 2)

    £46.67 per item
    £2.33 per LM (linear metre)
    £49.10 Save £2.43
    £46.67 per item
    £2.33 per LM (linear metre)
  • ROTHOBLAAS Nail Band (Butyl Nail Sealing Tape)
    Sale 5%
    NAIL BAND by Rothoblaas

    ROTHOBLAAS Nail Band (Butyl Nail Sealing Tape)

    £13.37 per item
    £14.08 Save £0.71
    £13.37 per item
  • 60mm SOUDAL Soudatape Flex (Airtight tape) - 25m | Insulation Merchant
    SOUDATAPE by SOUDAL

    60mm SOUDAL Soudatape Flex (Airtight tape) - 25m

    £15.75 per item
    £0.63 per LM (linear metre)
    £15.75 Save £0.00
    £15.75 per item
    £0.63 per LM (linear metre)
  • SIGA | Insulation Merchant
    External Use
    FENTRIM® by SIGA

    SIGA Fentrim® 2 (Pre-folded External Corner Tape) - All sizes

    From £57.79 per item
    £2.31 per LM (linear metre)
    Save £-57.79
    From £57.79 per item
    £2.31 per LM (linear metre)
  • SIGA Wigluv® black 20/40 Split External Adhesive Tape (60mm x 25m) | Insulation Merchant
    WIGLUV® by SIGA

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

    £50.38 per item
    £2.01 per LM (linear metre)
    Save £-50.38
    £50.38 per item
    £2.01 per LM (linear metre)
  • SIGA Primur® Cartridge Bonding Adhesive (310ml) | Insulation Merchant
    PRIMUR® by SIGA

    SIGA Primur® Cartridge Bonding Adhesive (310ml)

    £10.63 per item
    £34.29 per litres
    Save £-10.63
    £10.63 per item
    £34.29 per litres
  • 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.

  • 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

    £18.25 per item
    £1.21 per LM (linear metre)
    Save £-18.25
    £18.25 per item
    £1.21 per LM (linear metre)