The Mannok Therm PIR Insulation board 2.4m x 1.2m 140mm is a high-performance insulation solution, designed specifically for thermal efficiency in both commercial and residential buildings. Made from polyisocyanurate (PIR), a type of rigid thermoset foam, this board provides outstanding insulation properties and long-term durability. Its large size and thickness ensure comprehensive coverage and maximised thermal performance, making it an ideal choice for wall or floor insulation projects.