If flexible roof tile is selected to cover the roof of a new structure. Plywood sheets, or frequent lathing, are completely laid on the rafter. Waterproofing is also required. If the selected roof – large sheets, then under them fit the truss system itself. Waterproofing is mounted on it, then the roofing sheets themselves are put overlapped (and fixed with fasteners).
Then they begin to insulate the walls and floor inside the extension itself. Mineral wool is very good for insulation. It is placed inside the frame structure, between the bars. On top of it, with braces, a special vapor barrier film is mounted on the bars.
When building a frame extension with our step-by-step instructions clearly shows the sequence of actions. At the final stage, at the very end of the work, the walls are trimmed with OSB, plywood or gypsum plasterboard. (more…)