Having finished the structure of any residential building or a country house or a modern cottage, special attention must be paid to the installation of a roof, during which it is desirable to use a bar. Any roofing should tightly and safely protect the building for many years, without losing its properties. Galvanized barn allows the roof to be reliably attached to the base. The most popular and used roofing material is slate – these are asbestos -cement wavy sheets that are suitable for sheltering different types of buildings and securely cover them from precipitation. The roof of slate is resistant to temperature changes, snowy loads, solar radiation and other negative environmental influence. At the same time, the asbestos -cement sheet has a relatively small weight, while it is attached using a galvanized bar. The slate has excellent thermal insulation properties, moisture does not accumulate under it, which makes it possible to lay it without using vapor barrier. Modern industry produces special organic colors of various colors to cover the slate, which form on asbestos -cement sheets a special protective layer that prevents the destruction of the material, due to the effects of harmful atmospheric phenomena. The slate roof covered with such paint, gaining aesthetic appearance and goes well with any facade, while not losing the appearance and brightness of the color for many years. To lay a roof from asbestos -cement slate, special slate nails are used, which attach the slate to the wooden crate. Not a difficult installation method, an acceptable price and long service life makes slate a popular material among buyers, which is not inferior in new modern materials. Therefore, be sure to use it when installing a roof for your home.