Use your 1 1 4 in 3 2 cm nails to secure the flashing to the subroof.
Install metal roof furring strips.
Begin with the roof valleys.
It should overlap the edge of the gutter if you have them.
The edging or eave flashing consists of metal strips that are used to cover the perimeter of the roof.
If talking strip metal roofing like standing or raised seam then i can t imaging getting an even final surface or proper fastening without firring strips not only because putting the metal right on the shingles gives no way to level out the uneveness of the old shingles but also the underlying shingloes and underlayment will get awful hot.
Installing a steel roof will cost approximately 60 per square foot.
There are two ways to do this put in firring nailing though nails are not used any more for this strips or purlins in steel frame construction on the roof to support it or place the metal roofing directly on a flat surface like foam insulation board or the roof sheathing with roof water barrier in the correct position in the layer.
Create a chalk map.
Place the primary furring strips.
Metal roofing 101 diy steel roofing installation over shingles subscribe.
Install edging use 1 1 4 inch nails to cover the outline of the roof with strips of metal eave flashing also called edging.
Place corner pieces where panels will meet bends at the edge of the roofing.
If there are gutters installed on the eaves the eave flashing should be installed to overhang the lip of the gutter by about 1 2 inch.
Some consideration for vent stacks and chimneys is required during the design process.
Use a tool belt that has a hammer loop to hold nails a measuring tape chalk line and a hammer when installing the wood.
Experienced do it yourselfers can use a nail gun with 8d nail clips instead of a hammer and nails.
Make chalk marks along the side of the valley about an inch fro the.
Installing steel roofing over existing roofing materials is fairly simple.
How do you install furring strips on a metal roof.
Installing furring strips for metal roofing.