The Unilin Thin-R PIR 125mm x 2.4m x 1.2m is a high-quality insulation board designed to provide excellent thermal performance in all types of buildings. The product is made from rigid polyisocyanurate (PIR) foam, providing a durable and reliable solution for your insulation needs. Its easy to install and comes in a convenient size, making it an ideal choice for both professional builders and DIY homeowners. Its impressive thickness ensures superior insulating properties, helping to improve energy efficiency and reduce heating costs.