Sequence of Laying
Frequent checks should be made on the width of roof covered which should be a multiple of the cover width of the sheet and that work is not running off square.
Sheets must be correctly aligned with each other
When fixing curves at eaves and ridge it is necessary to ensure that the walls and roof slopes are fixed simultaneously.
See also Ag Panel Color
Because the curves are more rigid they will not easily allow for fixing tolerances and it is not advisable to fix the roof or wall sheeting and then fix the eaves and ridge curves.