After that to make it flush with the roof of the existing house cut the two outer rafters.
How to install metal roof for backyard patio.
Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps.
Once all of the closure strips are in place begin installing the corrugated roofing panels.
To install the closure strips attach the strips to the top of the blocking with galvanized.
In a standing seam roof long single panels run vertically all the way from the eave to the ridge.
Make a cutting on one of the sides of the horizontal roof beam on an angle.
If you are installing a metal roof on a structure like a patio cover you may not need this insulation layer.
If you want to install steel over asphalt your best choice for installing metal roofing is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel.
Attach the horizontal beam by using a nail gun.
Instead you can just secure the metal roof directly to the wooden beams cut the roofing felt to fit with a utility knife.
The roofing felt will lay horizontally along the plywood deck of the roof.
Most metal shingles will be attached to the roof using metal shingle.
How to install a patio roof using corrugated metal panels installing closure strips.
Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails.