Use your neoprene washer head screws to secure the metal to the sheathing.
How to metal roof for cheap.
The lower end galvanized steel roof materials are relatively inexpensive considering their life span.
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Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof line.
You will use metal roofing screws to secure the metal panels to the sheathing.
Try to space the screws about 12 inches apart down the entire piece of metal.
Metal roofs these are most appropriate for roofs with very steep or flat roof lines.
Take care the first piece is aligned precisely perpendicular square to the edge.
Install the roofing screws vertically along each rib in the panel.
Space the screws about 12 in 30 cm apart down the entire piece of metal.
Take your first sheet of metal and place it on the roof so that it overhangs the edge at least 3 4 in 1 9 cm.
For 16 500 you can have a metal roof professionally installed and expect it to last from 50 to 75 years.
Be sure the larger edge is laid so that the small edge of the next panel will overlap it.
And for any exposed fasteners try to avoid over tightening them.