Airtightness System



Blowerproof liquid Airtightness System


Air leakage pathways

Leakage typically occurs at the following locations on the building envelope

  • Junctions between walls and other walls or floors
  • Junctions between window frames and walls
  • Electrical equipment
  • Access doors and other wall penetrations



Common leakage sites classified in 4 categories


Common leakage sites

  • 1. Junction lower floor / vertical wall
  • 2. Junction window sill / vertical wall
  • 3. Junction window lintel / vertical wall
  • 4. Junction window reveal / vertical wall (horizontal view)
  • 5. Vertical wall (Cross section)
  • 6. Perforation vertical wall
  • 7. Junction top floor / vertical wall
  • 8. Penetration of top floor
  • 9. Junction French window / vertical wall
  • 10. Junction inclined roof / vertical wall
  • 11. Penetration inclined roof
  • 12. Junction inclined roof / roof ridge
  • 13. Junction inclined roof / window
  • 14. Junction rolling blind / vertical wall
  • 15. Junction intermediate floor / vertical wall
  • 16. Junction exterior door lintel / vertical wall
  • 17. Junction exterior door sill / sill
  • 18. Penetration lower floor / crawlspace or basement
  • 19. Junction service shaft / access door
  • 20. Junction internal wall / intermediate floor
Vertical section of a typical building with identification of potential leakage junctions

Contact Us

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30 mins from Dublin City



BBA Certification

Blowerproof is a BBA approved paint or spray on airtight coating and is ideal for any permanent solution in achieving your buildings airtightness.
This product is widely used in Europe in passive houses.


Nationwide Merchant Surplier

AG Roofing & Insulation Ltd
Phone: 01 4853634
Mobile: Alan Glennon 087 4348856
Mobile: Dermot Kearns 087 0526909
info@agroofingandinsulation.ie
www.agroofingandinsulation.ie




Blowerproof Ireland

Blowerproof Ireland

Unit 2,
Charvey Lane,
Rathnew,
Co. Wicklow
Phone: 0404 66111
Email: info@blowerproof.ie