Knauf Dritherm Cavity Slab 32 125mm x 455mm x 1200mm (2.18m2) Pack of 4

An A1 Non-Combustible Glass Mineral Wool slab, manufactured using Knauf Insulation's unique ECOSE® Technology, and is specifically designed for use as full fill insulation in masonry cavity walls. It has very high levels of thermal resistance allowing compliance with the relevant Building Regulations.