Gallen Insulation is the North West’s leading insulation specialists covering Donegal, Sligo, Leitrim, Fermanagh, Tyrone and Derry. To service our customers in Northern Ireland we have recently opened an office in Castlederg, Co. Tyrone. We offer impartial advice on the best solutions to improving the energy efficiency of your home. Our services include the supply and installation of Platinum Ecobead cavity wall insulation.

  • Supply and fit of Plantium Eco Bead Cavity Wall Insulation
  • Supply and fit of attic insulation.
  • Blowerproof Liquid Airtight Paint

We are grant approved contractors for the SEAI Better Energy Homes scheme this scheme covers all homes in the republic of Ireland built pre 2006 are entitled to grant funding for insulation improvements to their homes grants range from €50.00 upwards. We would be more than happy to guide any homeowner through the grant application

We are NSAI and BBA approved installers which are national standards requiring our company to maintain the highest standards in workmanship, materials and records.