Currently, sandwich panels are the most popular material, without which it is already impossible to imagine the construction of industrial buildings, warehouses, pavilions, cafes, bars, offices, cottages. Metal panels with foam insulation for exterior walls and coatings are used in operating non-aggressive and slightly aggressive environments at the temperature of the outer surface of the panel from minus 40 ° to plus 75 ° C, the temperature of the inner surface of the panel up to plus 30 ° C, the relative humidity of the indoor air in the rooms more than 60%.