Celotex XR4120 is a (Extra Thick) multi-purpose PIR insulation board that enables lower U-values to be achieved with a single layer of insulation. Celotex XR4120 helps architects and designers to meet current and future building regulations including Part L, BREEAM and the Code for Sustainable Homes. This board uses a rigid foam core comprising of polyisocyanurate (PIR) and foil facing sheets that finish this product.
- Easy to cut and shape
- Provides reliable long-term energy savings for buildings
- Ideal solution for new build and refurbishment projects
- Highly durable
- Achieves an A-plus rating when compared to the BRE Green Guide 2008
- Is certified under BBA Agreement Certificate number 95/3197 and 09/4667