This video shows where chimneys leak and the Best trick to Fix Chimney Leaks.
Flashing is the most common cause of leaks in a chimney. Usually, caulking is used to seal the flashing to the bricks. This caulking never lasts and causes more problems.
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Chapters:
0:00 Best Trick to Fix Chimney Leaks
0:17 Chimney Crown
0:44 Flashing
2:00 Masking Tape
2:25 Turbo Poly Seal
3:00 Fleece
3:40 2nd Coat