The Unilin Xtratherm PIR Insulation Board, sized 2400mm x 1200mm x 70mm, is a high-performance rigid insulation solution designed for use in floors, walls, and roofs. Manufactured from polyisocyanurate (PIR), this insulation board delivers excellent thermal efficiency and structural strength while remaining lightweight for easy handling and installation. Suitable for both new build and refurbishment projects, the Unilin Xtratherm PIR board offers low thermal conductivity and reliable moisture resistance to help meet building regulations and improve energy efficiency.