Cavity Wall Insulation


Read more about InstaFibre Mineral Wool v. Polystrene Beads

IAB document coverConnolly Insulation use InstaFibre as our blown wool insulation for Cavity Wall Insulation. Once installed in the cavity, InstaFibre forms an insulative barrier which retains heat inside your home. It works by storing heat in the inner wall and radiating it back into the home – with the effect that you can turn down the heating without loosing out on comfort.





Insta Fibre CertificateWe at Connolly insulation can provide you with an InstaFibre 25 year guarantee on cavity wall insulation.

InstaFibre is approved by Irish Agrement Board as a cavity wall insulating material. Registration Number 94/0054.

Connolly Insulation is approved by Irish Agrement Board to install Cavity Wall Insulation. Registration Number IAB/0054/220.

Read more about InstaFibre's IAB certification »

Illusrtation of InstaFibre being pumped into the wall of a house

Benefits of InstaFibre include:

  • Will not transmit the passage of water form outside to inner wall.
  • Allows the wall to breathe. InstaFibre is non combustible.
  • InstaFibre will reduce drafts around windows and doors, as well as cut down on noise from outside house.
  • No added chemicals, CFC’s, glues or environmentally damaging materials. 25 year guarantee
  • . InstaFibre can be installed in a cavity wall where electrical cables arenot in conduits.
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