Rot Where Chimney Meets Roof

According to the federal emergency management agency fema improper roof flashing could lead to wood rot and even deck collapse.

Rot where chimney meets roof.

Any chimney wider than 30 in. Rot in your roof rafters joints or other structures. This flashing may come loose or break off due to high winds or other extreme weather conditions. When moisture enters your roof it can penetrate your attic and possibly the ceiling area.

Soffit fascia damage. So chances are if you ve been looking into your roof and its flashing you have questions. 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.

Get free estimates from chimney repair companies. 6 months after our roof was reshingled and about 2 years after a total chimney rebuild we are still dealing with a roof leak along where the chimney meets the roof of the house leaking inside and running down wall above fireplace. Debris builds up behind that dam and holds moisture which leads to rusted flashing and wood rot. Damage to the walls and ceilings.

Leaks from your chimney are not always so easily detected but they can cause major structural damage if not taken care of readily. It has happened and usually isn t discovered until people have spent a terrible sum fixing everything else. 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.

Damaged or improperly installed roof flashing especially around the chimney or dormer is one of the most common causes of roof leaks. The intersection between a roof and a sidewall can be a rot problem waiting to happen. Consistent moisture is known to cause wood rot roof damage attic issues and drywall damage around the ceilings. 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.

A chimney sweep or a mason performs chimney flashing repairs. A wide chimney forms a dam on your roof. 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. Needs a cricket or saddle basically a small roof built behind the chimney.