Ridge cap shingles covered in nails and caulk is failing. Why is this ridge cap covered in nails, well that’s a good question the answer is there is no good reason for these nails to be here. These need to be replaced before it begins leaking.
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2
Skylights not step flashed.
Skylights are not properly step flashed causing water penetration and roof decking to become rotted. That’s why you see the roof bowing in a downward angle between Skylights.
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3
improper pipe boot installation
Pipe boots are not installed correctly. The top of the pipe boot should be under the shingles leaving the bottom exposed acting like a shingle. This way the water sheds off correctly.
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4
Time for new flashing
This chimney flashing is old and has obviously leaked in the past. The 5 layers of caulk are evidence of that. This flashing should be removed or covered with new flashing and step flashing.