But not all chimney flashing problems are the result of poor installation.
Rot where chimney meets roof.
It has happened and usually isn t discovered until people have spent a terrible sum fixing everything else.
The intersection between a roof and a sidewall can be a rot problem waiting to happen.
Chimney flashing is a sheet of metal installed around the base where the roof and chimney meet to prevent leaking.
Larger brick or stone chimney s that require flank flashing down the sides to the ground costs up to 2 000 to repair.
Also if your chimney is near the peak of the roof your chimney should have a triangle metal tent on the high side where the chimney meets the roof to prevent pooling at the base of the chimney.
Rot in your roof rafters joints or other structures.
Any chimney wider than 30 in.
This flashing may come loose or break off due to high winds or other extreme weather conditions.
Soffit fascia damage.
Consistent moisture is known to cause wood rot roof damage attic issues and drywall damage around the ceilings.
Damage to the walls and ceilings.
The soffit is the wood or metal panel on the underside of the roof s overhang.
A wide chimney forms a dam on your roof.
Mildew mold and bad odors.
Another event that could happen although i have never heard of it actually happening is that you could get so much moisture in your attic that it could condense and roll down the stringer onto your chimney.
Debris builds up behind that dam and holds moisture which leads to rusted flashing and wood rot.
Even if the roof has been properly flashed against the sidewall this one hasn t water can still run down the side of the house and behind the siding causing rot.
We have a roof leak which seems to be mystifying our roofer.
So chances are if you ve been looking into your roof and its flashing you have questions.
Get free estimates from chimney repair companies.
Leaks from your chimney are not always so easily detected but they can cause major structural damage if not taken care of readily.
A chimney sweep or a mason performs chimney flashing repairs.
Damaged or improperly installed roof flashing especially around the chimney or dormer is one of the most common causes of roof leaks.
When moisture enters your roof it can penetrate your attic and possibly the ceiling area.
