Insert a putty knife under and above the damaged shingle to break the seal holding it down.
Repear roof asphalt shingle.
Loosen the adhesive underneath the tabs of the damaged shingle then pull them free and discard.
Repair a torn or curled asphalt shingle.
If you notice a shingle starting to curl you can forestall the inevitable curling by gluing down the curled section.
If the shingles are severely damaged don t try to salvage them.
Repairing or replacing the most common type of roofing asphalt or asphalt fiberglass shingles sometimes called composition roofing is relatively easy but be sure you can work safely and comfortably on it before you decide to make your own repairs.
This is a serious problem and will require a roof replacement.
Loosen and remove the damaged shingles.
About repairing a roof yourself.
How to replace an asphalt roof shingle.
Just remove them and replace them with new shingles of a similar style to the rest of the shingles on the roof.
Use a flat bar to pry up the damaged shingle and remove the nails being careful not to damage the shingle above it.
As asphalt shingles get older their corners often begin to curl downward or upward.
Use a caulking gun to apply a dab of roofing sealant about 4 per 10 oz.