Competitive Trade Pricing with quantity discounts. Online supplier of Knauf Cavity Wall Insulation. There two tree types of Knauf Cavity Wall. The Knauf Insulation DriTherm Cavity Slab 32 , 34 , 36 Glass Mineral Wool and the Rock Mineral Wool - Knauf Insulation Rocksilk Rainscreen Slab.

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Knauf DriTherm Cavity Slab 32 , 34 , 36 is a water-repellent Glass Mineral Wool slab, designed for use in external full-fill masonry cavity walls, that offers the best thermal performance in the range. Knauf Rocksilk Rainscreen Slab is a BBA certified Rock Mineral Wool slab designed for use as sheathing insulation in rainscreen façade systems both below and above 18m in height.

Have a browse of our stock and filter by thickness or coverage on the left-hand side of the page. If you’d like to talk through the suitability of some Insulation Boards for your project, or get a quantity discount quotation please call us on 02038839057 , email sales@insulationbee.co.uk or Live Chat - Lowest UK Prices.