If you are trying to decide which route to go consider the amount and size of the damage as well as the age of the roof.
Old roof shingles curling.
If you have an asphalt roof that was done more than 12 15 years ago and the shingles are curling it s probably time to get it re roofed.
No missing shingles no leaking or attic signs of leaking.
Shingle curling defects occur on both organic mat or fiberglass mat asphalt roof shingles though we see them more often on organic mat shingles.
Old age one of the most common causes of curling shingles is age.
This can include things like number of nails per shingle length of nail etc.
Failure to adhere to these specifications can cause your shingles to curl and can also void your warranty.
14 year old roof.
Curling roof shingles as shown here will show a curling under at the edges of the shingle tab first at the lower edge and sometimes also at the two sides of the shingle tab.
This can include things like number of nails per shingle length of the nail and more.
How to fix curling roof shingles.
Because of this it s strongly recommended that home owners work with a contractor familiar with the type of roof they are installing.
Carefully lift the upper shingle and secure the new shingle with roofing nails.
As asphalt shingles get older their corners often begin to curl downward or upward.
A lot of curling shingles and a good percentage of granules in the gutter.
Cupping and curling asphalt shingles can be expected at the end of your roof s life or if it is not built to withstand harsh weather conditions.
Was a complete tear off and new shingles 14 years ago.
Repair of curled cupped roof shingles.
Failure to adhere to these specifications can cause your shingles to curl not to mention and void your warranty.
Simply put your roof just might be too old.
If it were 19 or 20 years old i would just have it done.
Because of this it s strongly recommended that homeowners work with a contractor familiar with the type of roof they are installing.
Over time the cumulative effects of sunlight moisture and changes in temperature can cause asphalt roofing shingles to curl or cup.
If you notice a shingle starting to curl you can forestall the inevitable curling by gluing down the curled section.
Repair or replace there are times when repairing parts of a roof makes more sense than replacing the whole roof.