Used in the fixation between metallic roof tiles and thirds in the covering of constructions in general.

The fastening is realized by special screws that allow a perfect fixation in the thirds of support without deforming the tile.

The fixing of the tiles is different for the different models of trapezoids and four screws are recommended per tile, for third for fixing and, for sewing one must put one screw every 500mm parallel to the length of the tile.

The sealing is ensured by the use of a washer. For all types of tile, in covers and closures, it is recommended a longitudinal seam attachment of a maximum of 500mm.