Additionally drywall cracks are often found where two pieces of drywall are butted together.
Cracks in drywall seams after attic.
These joint areas are weaker than in the center or field area of the drywall therefore some cracks may occur at these joints.
Those fissures in your wall have several possible causes.
Cracks in your drywall or plaster interior walls could be the result of your house settling which could come from the foundation or may.
The mud fills in the seam and the tape covers it.
Water leaking from a window or the roof or even a leaky attic water line can run down inside a wall s framing and saturate the drywall which then softens and deteriorates creating a crack with.
This occurs because there is a joint which gets drywall taped and then layered with two or three coats of drywall mud.
One reason drywall cracks is because the wrong type of drywall mud was used when taping the seams.
Start by roughing up the painted surface with sandpaper then wipe it down with a damp rag to remove any dust.
Next apply a thin coat of drywall joint compound to the.
Usually the seams are invisible due to the use of drywall mud and tape.
Some drywall mud products are intended only for second or third coats.
Framing flexing drywall cracks.
If the drywall isn t firmly attached drive drywall screws into the framing on both sides of the crack.
When a crack appears it is usually on a seam where two drywall sheets meet and it is easily fixed.
In interior ceilings or cathedral ceilings not framed to modern construction standards for stiffness we may see cracks often at drywall joints caused by flexing in the ceiling structure.
Here s how to go about it.
If the crack is on a vertical or horizontal seam carefully widen the crack with the corner of a paint scraper utility knife or chisel to determine if the crack extends completely through the paper that is covering the seam image 1.