Every 5 inches make a new mark until you get to the rop of the roof.
How to install metal roofing home depot.
Use the chalk line to snap a straight line vertically every 6 inches.
The main difference with steel is the need to use special nails which have washers mounted on them to seal.
Add the metal panels.
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Repeat this on both sides of the roof.
The roof of the structure will need standard roof sheathing.
Next you will want to apply roofing felt all across the sheathing.
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.
Roofing building materials the home depot store finder.
Always begin working at the point with the longest peak to eave distance.
Use your chalk and tape measure to mark about 12 inches up on the roof for the first set of shingles.
Take care the first piece is aligned precisely perpendicular square to the edge.
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.
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Install the roofing screws vertically along each rib in the panel.
Often this will be 1 2 thick cdx plywood.