Allow the drywall mud on the seam to dry.
Fix drywall seam in ceiling.
Next apply a thin coat of drywall joint compound to the.
Apply a light coat of drywall joint compound over the length of the crack beginning on the ceiling.
At this point the tape will still be visible.
Fill a drywall pan with drywall compound often called mud by professionals due to its consistency.
Let it dry sand again and you are now ready to apply primer.
Here s how to go about it.
Aside from some small movement where i found some dimples cannot detect any real movement no cracks hairline or larger.
If the drywall isn t firmly attached drive drywall screws into the framing on both sides of the crack.
Taping corners is a bit easier if you use an angled.
While getting ready to fix those have noticed that seams are evident.
For the seam between drywall panels to disappear after painting that joint between drywall panels must be covered with compound in a specific way in a series of layers with each layer wider than.
Start by roughing up the painted surface with sandpaper then wipe it down with a damp rag to remove any dust.
Raised imperfections are sanded off and you ll.
If you have a textured ceiling.
Use your sandpaper to smooth away any ridges or bumps.
Don t worry if you can t apply mud perfectly without ridges and lumps.
Use the straightedge to gauge.
Hold a straightedge over the uneven drywall seam to determine where the seam dips.
Then with your knife again loaded with thinned drywall mud float it down the seam matching the surface with that of the wall around it.
How to repair uneven drywall seams step 1.
To undo the damage done to the ceiling scrape off the loose tape and re tape the joint either with a drywall repair kit or paper tape and joint compound.
Posted earlier about dimples showing in my ceiling.
Primer seals the porous texture of the mud.
Roll a coat of paint primer over the taped seams before repainting the room.
Does not seem to be any real pillowing of the drywall.
Apply fiberglass mesh drywall tape over the wet compound centered over the crack.