Knauf DriTherm 32 Ultimate Cavity Wall Insulation Slab is designed for superior thermal performance in cavity wall constructions. Each slab measures 1200 x 455 x 75mm, providing a reliable solution for minimising heat loss and improving energy efficiency in buildings. Made from high-quality glass mineral wool, this insulation slab is non-combustible and offers excellent sound absorption, making it suitable for residential and commercial applications. The easy-to-handle design ensures straightforward installation, while the moisture-resistant properties help maintain long-term effectiveness. Supplied in a pack covering 3.276m2, Knauf DriTherm 32 Ultimate is ideal for new builds and retrofitting existing cavity walls.