After you have finished each row of panels you will then need to start a new row that overlaps the old row by at least 4 inches.
How to start laying metal roofing.
This means that your vertical lines are all running square to your eave.
In many cases it makes sense to remove an old or dilapidated roof and install a metal roof that is better able to withstand the elements.
Corrugated metal roofing generally comes in sheets that are 3x6 feet in size 18 square feet.
Multiply those numbers and then double the result for the square footage of your roof.
It s important to start square because if the first panel is tilted a little bit all the panels that come after are going to be tilted as well.
Before you start to install corrugated metal roofing you need to figure out how much you need.
When framing a roof whether metal shingled or shaked it must be square.
Metal sealing and fastening apply side lap sealant if the pitch of your roof is 2 12 or less.
When laying the metal you will need to start from the bottom corner of the roof and work across.
A square roof is one in which all the corners are constructed at 90 angles.
When covering the roof with plywood or metal sheets it s necessary to fit the materials to the rafters exactly.
When laying the metal panels on the roof the overlap ridge of the new panel should straddle the underlap ridge of the panel before it.
You will also need a large garbage can a jigsaw or power metal shear a staple gun a drill and assorted drill bits 1 inch roofing nails metal roofing screws and self drilling self sealing wood screws.
Metal roofing is also available in the form of shingles.
When you re installing a metal roofing panel the first thing that you want to do is make sure you re starting square.
The good news is that there are many different solutions in terms of installing metal roofing panels including tin aluminum and steel.
Continue adding panels until the roof is covered.
Measure the length of the roof and the breadth of one side.
You may need to cut panels to fit angles using a circular saw with a metal saw blade.
Start working in the bottom corner of the roof.