British Gypsum Gyproc Thermaline PIR Plasterboard Tegular Edge Ivory and Pale Yellow 2400mm x 1200mm x 93mmThe Gyproc ThermaLine PIR Plasterboard from British Gypsum offers superior thermal insulation by combining high performance polyisocyanurate (PIR) foam with Gyproc WallBoard. This plasterboard is lined with multi layer vapour control barriers on both sides of the foam to reduce condensation, making it ideal for both new builds and refurbishments that require a significant thermal upgrade. With its efficient design, this board delivers energy savings,