Based in Tullyleer, Patrick O Hanlon Insulation specialise in installation of Cavity Wall Insulations using revolutionary Warmfill Super Silver Bead technique which is a low cost, high quality & extremely energy efficient product. You can save up to 40% on your heating costs, add value to your home and help reduce global warming. We also provide an attic & loft service alongside our Fascia, Soffett & Guttering services.