Fixing leaks around chimneys my firm gets more calls about leaks around chimneys than about any other problem.
Chimney siding leak.
Apply sealant to the flashing of your brick chimney using a caulking gun.
Installation gaps in siding of any type if not back flashed invite leaks into the wall above left.
The roof shingles around a chimney can also have problems although shingles are one of the least common causes for a chimney leak.
Before applying the new sealant to fix the leak in your brick chimney you ll need to scrape out the previous sealant using a scraper.
The bricks go up around the tile flue liners but at the top you need something to stop the rain and snow from just falling in around the tiles.
Replace missing worn or damaged shingles in the appropriate fashion.
Leaks occur in places where sealant in the brick chimney flashing has become broken or damaged.
And more often than not the culprit is the flashing the sheet metal that keeps the intersection between the chimney and roof watertight.
An inexpensive way to prevent a chimney from getting worse and causing leaks this is a easy and relatively inexpensive to rebuilding a chimney.
See siding fiber cement gaps.
You can see that the very purpose of the chimney crown is to keep rain out.
The chimney crown is the cement part on top of the chimney.