Chimney Flue Flashing Details

Stone chimney construction inspection flashing details leak repairs.

Chimney flue flashing details.

This article series describes chimney inspection on the roof reporting on flashing and leak problems and inspecting and diagnosing cracks in the sides of a brick chimney. Available in 8 profiles. Chimney flashing flat roof. It extends at least 8 up the wall and at least 4 onto the roof on all sides of the chimney.

Chimney flashing round flue. Copper cap flashing then covers the upper edge. Aluminum generally is not used since it is not compatible with masonry mortar. The part of the flashing that lies flush with the roof should overlap the roofing shingles.

Chimney flashings typically are made of one of the following. All joints between base flashing sheets are soldered. Installing a chimney cap on the flue or. Stone chimney flashing options to avoid or stop leaks.

The bent edge should fit around 1 corner of the chimney. Copper is the most popular metal when it comes to chimney flashing. This is because of its durability. On a chimney flashing is required at the bottom the sides and the top.

Copper is usually the longest lasting of these. Fit the flashing up against the front of the chimney.