Use masonry nails or screws to reattach the flashing tight against the chimney.
How to repair a roof leak around a chimney.
Extend the ladder up so the top rung is at least 3 feet above the edge of.
Apply a generous amount of roofing cement behind the flashing.
Attach loose flashing securely to the chimney with masonry nails.
Position an extension ladder securely against the edge of the roof.
Clean any leaves or other debris out of the gap between the flashing and chimney.
Apply roof cement to any gaps or cracks.
To repair chimney flashing leaks.
How to fix a leaky roof by a chimney.
Inspect the flashing at the top sides and bottom edge of the chimney.