The structure of the roof is the final stage of the construction of the house. She should protect her home from moisture, wind, frost. Outwardly she emphasizes the design of the house. The attic windows are built into it, it holds several layers of thermal insulation and roofing material. Therefore, during construction, you need to take into account the slopes and slopes of the roof. There are roofs flat and with slope. By the way, we want to inform you that today it has become much easier to purchase doors to St. Petersburg St. Petersburg, go by the given link and you can order high -quality doors at a low price. The flat roof is best done in those areas where a large amount of precipitation does not prevail. Its construction is less costly and simple. It is convenient to build a roof with a slope where the rains often go, the water will not linger on the roof. But, the higher the slope, the more roofing materials will be required. Do not forget about the drainage system, it is needed on the roof of any kind.
Roofing, thermal insulation material, waterproofing material, all this is held on the basis of the roof – rafters. The whole structure should hold heavy loads. It is also necessary to take into account the huge snow load in the winter period. In order for each layer of the roof to function correctly, it is necessary to clearly observe the sequence of layers of building material. Compliance with the rules and norms of the structure of the roof guarantees durability and security.