Glutz for the roof.
In Western countries, such elite material is called slate. For us, slate are wavy sheets of asbestos cement, prohibited as carcinogenic due to dangerous dust of asbestos in many countries. European slate is a type of roofing material from smooth tiles of natural shale of various shapes. Slantsy roof is very expensive.
There is a lot of slate laying out. For complex styling, it is necessary to call a specialist from a European country. With slate, you can lay out roofs of any shape, it is the more attractive, the more complicated its design. Even facades are faced with shale.
The easiest way to lay a roof from a shale is to lay out a rectangular plates according to a walking crate. In other methods, a continuous base is necessary.
Galled or copper nails, each tile is pinned to the crate. Royal is called the styling of bizarre tiles of various sizes. The trick is that the parting of the tiles to the desired size and shape is carried out directly at the installation site. Mounting such a roof will require a master of professionalism and scrupulousness, so only substantial firms should be trusted. At the same time, the work will cost one and a half times more, but the entire cost of the roof will rise by about 15%. These expenses will certainly pay off in service life.