Knauf Dritherm Cavity Slab 37 75mm x 455mm x 1200mm (4.37m2) Pack of 8

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.