It should be borne in mind that min.

To insulate the ceiling from the outside, an attitude will be an excellent option, which must be cleaned in advance from garbage. Further, based on the measurements, a strong foam is bought with a thickness of at least 0.5 cm. The floor of the attic is laid by this material, and all the joints are glued with foam for installation. In order to avoid damage to foam, in the option of using the attic in the form of a warehouse of extra objects, you need to worry that it is a polity of a concrete -based polity on top of it, at least 50 mm thick. If, for example, as a warming material, a wool on a mineral basis is used, then a frame will be needed, in which parchine sheets are laid, and on top of it — material for insulation. It should be borne in mind that min. Vatu cannot be compressed or squeezed strongly, because it must contain air gaps that perform the roles of heat guardians. It is also worth saying that it will be better to cover the floor with 2 layers of material for insulation. On top of the material for insulation falls a flooring.