Knauf DriTherm 37 100mm Cavity Wall Insulation Slab is a high-performance mineral wool solution designed for thermal insulation in masonry cavity walls. This reliable insulation slab offers excellent thermal efficiency, helping to reduce heat loss and improve energy performance in both new build and retrofit projects. With a thickness of 100mm and a coverage of 6.55m² per pack, it is easy to handle, cut, and install. The product is non-combustible, water repellent, and manufactured with ECOSE® Technology for enhanced sustainability. Knauf DriTherm cavity wall insulation delivers long-lasting performance without sagging or slumping over time.