The UK’s only British sheep’s wool insulation

Suitable for traditional building and modern construction.

Welcome to our comprehensive range of thermal and acoustic insulation, rich in British sheep's wool.  Thanks to nearly twenty years of research and development Thermafleece are proud to offer natural fibre insulation that combines natural sheep's wool and recycled fibres at their optimum proportions and density. This ensures all our sheep's wool insulation meets the highest demands of traditional and modern construction.

Thermafleece are proud supporters of British farming and are glad to say that all the wool we use comes only from British farms.

Our Thermafleece sheep’s wool insulation can be used in Roofs, Walls  and Floors.  We supply insulation in a variety of sizes and densities to suit all your performance needs.