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.
How to install a tin roof over a slope.
Move from bottom to top.
Take care the first piece is aligned precisely perpendicular square to the edge.
I m putting the corrugated metal roofing over an old asphalt roof.
Lay chalk lines across the width of the roof and over the furring strips to mark the location of the rafters.
Install slat boards to the roof so that you can easily attach the new tin.
Add the metal panels.
3 install 1x4 purlins down over the shingles before installing the metal roof the third way to install a metal roof over shingles is by applying 1x4 purlins over the shingle roof.
Always begin working at the point with the longest peak to eave distance.
Method 2 of 2.
Then nail the metal edging by using a hammer and roofing nails.
Lay the slats at 2 foot intervals length wise as you work from the roof s bottom and upward.
If your roof is 2 sided and not just a single slope repeat the installation on the other side of the roof and install a corrugated ridge cap as you proceed across with the panels.
As long as the plywood under the shingle roof is in good condition this way can provide many benefits.
This is part 1 of a 6 part video series explaining how i installed a metal roof on my house.
Can metal roofing be used on a low slope pitch roof.
Lay strips of 1 by 4 inch furring end to end and 2 feet apart across the length of the roof.
Attach them to your roof with 3 inch wood screws in each corner.
You will need to lay some 1 by 4 inch pine boards lengthwise every two feet on your roof.
Make a slat board base on top of the shingles.
Locate the rafters by feeling around the surface of the roof.
This is by far the most common way to install a metal roof.
Sunday august 5 2018 the traditional metal roof types such as 5v crimp shown above and corrugated are rated by the manufacturers for use down to a 3 12 pitch three inches of vertical rise for every foot of horizontal run.
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.
Be sure the larger edge is laid so that the small edge of the next panel will overlap it.