The mud cap or the mortared area around the top of the chimney is often a culprit.
How to repair a roof leak around a chimney.
Inspect the flashing for gaps or cracks.
To repair loose roof chimney flashing.
Diy tips for how to find repair chimney leaks.
Attach loose flashing securely to the chimney with masonry nails.
Position an extension ladder securely against the edge of the roof.
Renew flashing seals by chipping out the old mortar and caulking along the edges of the flashing.
Inspect the flashing at the top sides and bottom edge of the chimney.
Use a chisel to remove any hardened roofing cement.
How to fix a leaky roof by a chimney.
Clean any leaves or other debris out of the gap between the flashing and chimney.
Apply a generous amount of roofing cement behind the flashing.
Use special masonry caulk to seal the joints between the flashing and the chimney.
If portions are missing or bent.
Use masonry nails or screws to reattach the flashing tight against the chimney.
To repair chimney flashing leaks.
Cracked or loose mortar can allow.