Continue tearing off the shingles and underlayment until you reach the roof jacks then start over at the top of the roof.
Remove shingles for metal roof.
Beginning at the peak slide the scraper under the top layer of shingles and pry them off.
However before you decide on reroofing with a metal roof you have to keep in mind that there are specific conditions that make reroofing with a.
A square edged spade or roofing shovel are ideal tools for getting underneath the shingles and loosening the roofing nails from the wood.
1 remove the shingles before installing the metal roof the first way to install a metal roof over shingles is by completely removing the old shingles before installing the new metal roof.
Before you set the day to remove the shingles from your roof contact a local equipment rental company for a large dumpster for the shingles.
Climb onto the roof with a shingle scraper.
Push the shingles down to the roof jacks.
Remove shingles in a 2 to 3 ft wide section as you work down the roof.
Push them down the roof so they fall into the trash bin.
In my opinion going over the old shingles is worthy of consideration because of the benefits of doing so.
A benefit to doing it this way is that you can see if there is any rotten plywood that needs to be replaced before installing the new roof.
Every roof needs to be evaluated individually.
Some roofing contractors recommend reroofing with standing seam metal because the total roof weight is but a fraction of a standard asphalt shingle roof which helps preserve the roofing integrity.