The extruded polystyrene foam core and double-sided coating of fibre glass weave and special mortar make all construction board elements extremely stable, thermally insulating and lastingly durable. Since they absorb virtually no water whatsoever and can be tiled directly, they are the perfect solution for kitchens, bathrooms and wet room areas. Whether you are renovating a bathroom in an old building or fitting the complete interior of a new building – the versatile and lightweight elements allow you to achieve virtually any design without difficulty. This board is also perfect for Electric under floor heating projects. Other alternatives could be Marmox, Wedi board or Hardibacker