Self-tapping screws for a roof from a professional flooring - the scheme of fastening and an expense on 1 sq.m (a photo, video)
Finishing roofing is one of the most important elements of a building, which takes the “blow” of all atmospheric phenomena - wind, rain or snow. Since the cards of the roofing profiled sheet of a complex wave-like shape, there are certain rules for fixing corrugated roofing, which are discussed in this article. You will learn what screws for the roof of corrugated board are needed, their mounting schemes and consumption per 1 m².
Correct mounting of the roofing sheet with self-cutting screws
When installing the outer surface The roof is very important point is the correct use of fasteners. With a strong wind, tearing the load on the topcoat can be up to 600 kilograms per square meter. In addition, excessive deformation of the sheet when tightening the screw, can lead to a violation of the tightness of the roof at the place of its installation. This often leads to the need for a complete reassembly of the roofing pie in order to locate the leak and eliminate it. The first thing you need to understand - what screws are needed for corrugated roofing. For this, not every screw is suitable, so you need to select a special fastener that provides for pressing the sheet against the sheathing and tightness of the fastening.
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