The first way would be to install a new roof over the old.
How to replace shingles in middle of roof.
Begin by removing the shingles using a roofing shovel.
Loosen the adhesive underneath the tabs of the damaged shingle then pull them free and discard.
Seal down any surrounding shingles that may have had their sealant bond separated in the same way.
You might be wondering how much roof replacement costs.
This video explains how to repair and replace both three tab shingles and architectural shingles.
Use caution so you don t damage any windows or siding in the process.
Known in the trade as vertical racking or staggering this how to lay shingles method enables the roofer to install a single column of shingles all the way to the peak without the wasted back and forth motion necessary to fill several rows of stair steps.
If the shingles are severely damaged don t try to salvage them.
Using your hammer pry up the nails.
Take your shingle to the store and get a bundle of matching shingles.
Merely apply three small spots of asphalt plastic roof cement under the new shingle s tabs evenly spaced along the shingle length and press the shingle flat down into place.
Many pros shingle in a vertical line up the roof because it s much faster.
Use a shingle scraper pitchfork or flat shovel to get under the shingles prying them up from the roof.
The second way would be to install additional damage shingles.
Here are several different ways to address the problem so you can learn how to replace roof shingles.
The average roof lasts about 20 years before replacement should be considered.
If you have a 10 12 roof there are three different ways that you can go about replacing roofing shingles.
Make sure you get a bundle because i thought i.
It goes into detail with specific instructions for removing.
Bring a trash can up on the roof so you have a place to throw old shingles and flashing.
Loosen and remove the damaged shingles.
Just remove them and replace them with new shingles of a similar style to the rest of the shingles on the roof.