Is a compact slab of Cotton Mineral Cotton, with a durable density and a soft product. The product is unbeatable, resistant to high temperatures, waterproof, resistant to aging and is chemically neutral. The product is dedicated to thermal and acoustic insulation, as well as for fire protection of sloping roofs and wherever isolation does not is subject to repressive load. Depending on the degree of ventilation of the roof structure, respectively the layer on the insulating material, it is mandatory to install the vapor dam, or the active dam of the warmer on the warmer side of the insulation (depending on the way of realization of roof ventilation ventilation) .