A shingle that has been lifted due to winds may have loosened the sealant and possibly the nail all of which means replacing the roof.
Reasons to replace good roof.
If you ve never had your roof replaced now might be a good time to get it examined by a professional.
However building codes prohibit you from having more than two layers of shingles on your home.
Roofs are designed and installed to last a long time but the effects of wind and rain and other bad weather can shorten the life of a roof.
In this case a roof replacement is a better value.
Shingles buckled or curling.
What s more when it comes time to replace a roof one that s been neglected will be far more expensive.
It costs more to rip off old shingles and replace them than it does to just shingle over the existing layer.
How many layers of shingles are currently on your roof.
A good roof enhances your home s curb appeal one factor in home value.
A droopy sagging roof is one that surely needs replacing before further damage occurs to your home.
If your roof is full of moss and algae sags or appears decrepit it sends a signal that your home hasn t been kept up.
The trouble with a wind damaged roof is that the exposed spots on the roof can be difficult to detect especially if the shingles have been lifted.