They would cut the wall open determine the exact location of the leak and replace the damaged sections.
How to repair leaking roof along wall.
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Starting at the top.
If you notice moisture around your chimney during or after a rain you may have one or multiple issues.
If your ceiling has a plastic vapor barrier between the drywall and the attic insulation push the insulation aside and look for flow stains on the plastic often water runs to openings in the vapor barrier such as at ceiling light fixtures.
Expert advice on how to repair roof flashing and chimney flashing prevent ice dams and solve other roof flashing problems.
New vent shingles replace worn out roof vent with a new one and shingle around it to provide a better roof leak repair.
Some roof leaks are tough to locate.
If you found your water leak inside the wall then you have more than a simple plumbing repair on your hands and it may be time to call in the pros.
The source for leaks around your chimney can be difficult to pinpoint.
Then patch the wall sand prime and paint.
Sometimes the water shows up at a ceiling spot distant from the leak.
Depending on the kind of leak you may have to cut and replace part of a pipe.
Roof leaking around chimney.
In our page top photo my grandson tanner gilligan points out the white caulk that was installed as a stopgap measure where the builder has installed a bay window into a stuccoed wall without proper roof wall.
This article illustrates and discusses alternate or rather goofy attempts at roof wall intersection flashing to prevent leaks water damage and points out where leak risks may remain.