How To Fix Roof Leak Around Chimney

Cover any exposed nail or screw heads with roofing cement.

How to fix roof leak around chimney.

Extend the ladder up so the top rung is at least 3 feet above the edge of. Chimney roof leaks are usually caused by gaps or cracks between the metal flashing used to join the chimney to the roof and the chimney. How to fix a leaky roof by a chimney. Inspect the flashing at the top sides and bottom edge of the chimney.

If portions are missing or bent. Position an extension ladder securely against the edge of the roof. Apply a generous amount of roofing cement behind the flashing. Use masonry nails or screws to reattach the flashing tight against the chimney.

Small holes or corroded spots in flashing can be easily repaired. First roughen the area around the hole with a wire brush or sandpaper and then clean it. Plug pinholes with roofing cement and patch holes up to about 3 4 inch in diameter with a patch from the same material as the flashing. How to repair roof flashing.

If none is found the leak must be confined to the mortar joints bricks or mud cap. To repair chimney flashing leaks.