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Leaning chimney in attic.
Our page to photo shows a leaning brick chimney in the attic of an older home.
Unless the brick chimney was adequately supported and constructed it may lean causing the crack pattern we show below.
If it s pressing against the opening to one side or another that means it.
1 access the attic through a crawl space in the ceiling using a stepladder or use or the attic stairs.
Your wondering why my chimney is leaning.
Low grade concrete provides less support and cracks more easily than high grade concrete which could be the cause of your leaning chimney in the attic.
Measure the four sides of the chimney where it goes through the ceiling framing and add up.
As you might imagine.
Often the crack in a leaning brick chimney occurs at the attic floor where the chimney begins its transition from vertical to angled a spot where the crack may be hard to spot.
Insufficient footing underneath your chimney.
The only other option i have seen people do is drop the bricks down the chimney one at a time and just leave them in there.
The lean may be excessive in this flue making further detailed inspection of the chimney for gaps cracks leaks fire or gas hazards important.
If your chimney runs through the interior of the house look in the attic to see if it is centered in its framed opening.
Often this pad is not attached to the homes main footing.
Chimneys are very heavy and usually sit on a very small pad or footing.
If it s pressing against the opening to one side or another that means it.
If your chimney runs through the interior of the house look in the attic to see if it is centered in its framed opening.