Inspect the flashing at the top sides and bottom edge of the chimney.
Roof leak near chimney.
And more often than not the culprit is the flashing the sheet metal that keeps the intersection between the chimney and roof watertight.
The roof shinglesaround a chimney can also have problems although shingles are one of the least common causes for a chimney leak.
Flaws in the roofing material above or adjacent to the chimney there may be a broken slate or tile nearby that is causing a leak.
For tile roofs the underlayment which keeps water out may be deteriorated.
Extend the ladder up so the top rung is at least.
How to fix a leaky roof by a chimney 1.
When water gets behind faulty flashing it can do a lot of damage to the roof sheathing and framing and to the ceiling below so you need to deal with this problem immediately.
If portions are missing or bent contact a.
Position an extension ladder securely against the edge of the roof.
To repair chimney flashing leaks.
Attach loose flashing securely to the chimney with masonry nails.
Put on work.
Apply roof cement to any gaps or cracks.