Marmox Multiboard can be used for many applications. Its premium quality, reinforced structure means it can be used for waterproofing walls, floors & Ceilings while giving additional insulating properties. Multiboard comes in a range of sizes from 6mm-50mm, with thinner sizes being ideal for floors before tiling and the thicker sizes being more suited for wall insulation. Additionally the multi-board can be used for rigid boarding in partitions, wet rooms, loft conversions and performs as a great underlay for heated mats increasing overall efficiency. This product comes in a pack of 3 covering 2.25m2