Trading Depot has a range of Knauf Insulation wall and loft insulation and Thinsulex. Knauf Loft Roll 44 insulation and Knauf DriTherm 37 cavity slab insulation for masonry cavity walls. They come in a wide variety of sizes. Both of these products are made from 'Earthwool' which is a non-combustable, water repellent, glass mineral wool made from recycled glass bottles. We also have Thinsulex silver multi foil insulation available for roof and wall applications.