The Celotex XR4110 General Purpose PIR Insulation Board is a high-performance thermal insulation solution designed for use in floors, walls, and roofs. Measuring 2400 x 1200 x 110mm, this rigid polyisocyanurate (PIR) board is lightweight and easy to handle, making it suitable for a wide range of construction and renovation projects. The Celotex XR4110 insulation board delivers excellent thermal efficiency, helping to reduce heat loss and improve energy performance in both residential and commercial buildings. Its foil facings provide enhanced durability and moisture resistance, ensuring long-lasting performance wherever installed.