The Unilin Xtratherm PIR Insulation Board is a high-performance insulation solution designed for use in floors, walls, and roofs in both residential and commercial buildings. Measuring 2400mm x 1200mm x 50mm, this rigid polyisocyanurate (PIR) board delivers excellent thermal efficiency while maintaining a lightweight structure for easy handling and installation. Its foil-facing offers enhanced moisture resistance and contributes to reducing heat loss, making it suitable for new builds or refurbishment projects. The board ensures compliance with current building regulations and provides long-lasting durability, supporting energy-saving efforts and comfortable indoor environments.