AIR'SOPRASEAL® INT is a multi-purpose, solvent free, acrylic sealant.


AIR'SOPRASEAL® INT is used inside to ensure buildings airtightness.

- solvent-free, odourless,
- can be used from +5°C to +30°C,
- mahogany colour, can be painted,
- 2 functions in 1 product.


Ensure that surface is free of oil substances (metal) and dust, before AIR'SOPRASEAL INT application. Cut obliquely the conical tip to obtain a sealant bead of 5 to 6 mm diameter. Use a caulk gun with AIR'SOPRASEAL® INTcartridge.
Airtightness: use for jointing vapour barrier sheet as well as for joinings to shell structure or joineries:

  • Apply a continuous bead of 5 mm diameter mini.
  • Unroll air waterproofing membrane.
  • Rub softly with a small roll Caulking: AIR'SOPRASEAL® INT has an excellent adhesion on porous materials. It is suitable for filling small cracks and can be painted*
*A prior compatibility test between the paint and the sealant is necessary.

AIR'SOPRASEAL® INT drying time for a maximale adhesion between support and membrane is:
  • Few hours for a porous support.
  • Few days (around 1 week) for a support smooth and nonpermeable to water vapour.


Cartridge of 310 mL.

Need more information ?

Contact us