Complete the first row.
Corrugated metal roofing installation.
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 also need to add.
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When installing a metal roof over an existing roof insulate the spaces between the wood strips with rigid insulation to prevent condensation before installing the roofing.
2 corrugated metal roof installation instructions.
Take care the first piece is aligned precisely perpendicular square to the edge.
Install the roofing screws vertically along each rib in the panel.
Lay the roofing felt.
Always begin working at the point with the longest peak to eave distance.
Next pre drill holes on the end and side ridges of the panels spacing the holes 6 to 8 inches apart.
Finish the first side of the roof.
Lay and secure the first metal panel.
1 tools required for installing corrugated metal roofing.
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.
Multiply those numbers and then double the result for the square footage of your roof.
Measure the length of the roof and the breadth of one side.
Add the metal panels.
Buy the metal panels.
Be sure the larger edge is laid so that the small edge of the next panel will overlap it.
Corrugated metal roofing generally comes in sheets that are 3x6 feet in size 18 square feet.
To install corrugated roofing start by cutting your panels to length with an angle grinder.