Knauf Dritherm Cavity Slab 37 (All Sizes) is a high-performance cavity wall insulation solution designed for thermal efficiency and ease of installation. Manufactured from glass mineral wool, each slab measures 1200mm x 455mm, making it suitable for standard wall tie spacing. The product delivers excellent fire resistance and moisture resistance, enhancing the energy efficiency of both new build and retrofit projects. Knauf Dritherm Cavity Slab 37 insulation is non-combustible, reducing fire risk while maintaining consistent performance in cavity wall applications. It is lightweight, easy to handle, and provides long-lasting results for domestic or commercial use.

Brand Name	Knauf
Material	glass mineral wool
Type	cavity wall insulation
Waterproof	yes
size	1200mm x 455mm
features	thermal insulation, fire safety, moisture resistance

Knauf Dritherm Cavity Slab 37 (All Sizes) is a high-performance cavity wall insulation solution designed for thermal efficiency and ease of installation. Manufactured from glass mineral wool, each slab measures 1200mm x 455mm, making it suitable for standard wall tie spacing. The product delivers excellent fire resistance and moisture resistance, enhancing the energy efficiency of both new build and retrofit projects. Knauf Dritherm Cavity Slab 37 insulation is non-combustible, reducing fire risk while maintaining consistent performance in cavity wall applications. It is lightweight, easy to handle, and provides long-lasting results for domestic or commercial use.

Brand Name	Knauf
Material	glass mineral wool
Type	cavity wall insulation
Waterproof	yes
size	1200mm x 455mm
features	thermal insulation, fire safety, moisture resistance