Try a small artist brush to apply some carpenters glue hold the tape knife in the corner to prevent further damage and lift the tape slightly and apply some glue use a dampened sponge.
Repair peeling drywall tape ceiling.
Find out how to repair peeling drywall tape.
Fortunately all paper tapes are pre.
Hot steamy showers and a cold winter ceiling might cause it to happen too.
How to do it.
Simply use dap painters chaulk fill in the crack under the tape with chaulk then use a putty knife to squeeze it flat.
Patching over minor peels 1.
A large gap between sheets of drywall can increase the likelihood of tape peeling.
When drywall cracks up.
Add fast setting joint compound to a mud pan with a putty knife.
Use a clean cloth to wipe the wall down.
Get tips on cutting off the loose tape instead of trying to spackle over it.
Purchase my recommended tools brushes paints and primer s here.
Apply three coats of spackle sanding in between each coat then prime and paint.
Now crease the tape in the middle to form the angle needed for the corner.
Or maybe if there is a bath fan condensation on the pipe has been leaking into the ceiling.
Position the tape into the corner smoothing carefully to avoid wrinkles.
Tape separation can be the result of a poor taping job though and when that s the case you can fix the tape by adding more mud.
Spread the joint compound.
Use a wet cloth or papers towels to wipe off the excess that squeezed out check on it after a while to make sure it remains flat.
Getting in the attic remember to step only on framing not on the top of the ceiling drywall at a point over the worst peeling tape and pulling back the insulation would probably reveal moisture in the attic insulation if that is the source either from a leak which should be a distinct wet and or moldy spot in the insulation if from a.
Take a clean dry cloth and run it over the section of the peeling tape that.
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Choose a length of tape needed.
Learn the proper repair method.
Fill the corner with drywall mud both sides about 2 inches wide.
Then paint when set.