The design of the roof is made so that in the future it does not become an obstacle to glazing the balcony. In addition, when placing a roof, it is necessary to provide for its small slope, which is more necessary to avoid accumulating snow and water on it. After that, the roof design is covered by specialists by one or another type of roof. To do this, the beam use corrugated board or metal tiles, which are galvanized steel with a polymer coating. For example, corrugated board is popular with a thickness of 0.7mm with a polymer coating. He withstands heavy loads, is not afraid of aggressive effects of the environment and has an attractive appearance.