The Unilin Thin-R Cavity Wall Insulation PIR Board 1200 x 450 x 100mm is a high-performance insulation product designed for cavity walls. This board offers superior thermal efficiency, reduced energy costs, and easy installation due to its convenient size. Crafted from PIR (polyisocyanurate), it ensures long-lasting insulation performance and durability. Its compact dimensions make it ideal for tight spaces, while its fire-resistant properties contribute to the safety of your property. Choose Unilin Thin-R Cavity Wall Insulation PIR Board for a sustainable and cost-effective solution to your insulation needs.