Cut away the loose portion of the tape. Sand the area to remove joint compound and texture in the surrounding area. Apply new drywall tape and cover it with a coat of joint compound. Apply additional coats of joint compound as needed to achieve a seamless repair.
Why is my drywall tape peeling?
Probably the most common cause is that there was insufficient drywall compound applied to the taped joint or improper application. i.e. the tape did not get properly embedded into the mud on a hot summer day. ... Moisture or dampness may also cause the tape to come loose.
Can you tape over cracked drywall tape?
After filling it, you must tape over the crack. The biggest mistake people make when they're trying to fix a crack in plaster or drywall is not using tape. If you don't tape the seam or crack, it will crack again in the same place. The tape can be paper or fiberglass mesh.Dec 5, 1999
How do you cover old drywall tape?
https://www.youtube.com/watch?v=Rq9kuXhQcMw
Can you mud over old tape?
Apply Drywall Compound and Tape Apply a light coat of pre-mixed drywall compound to the area to be repaired, adding enough compound to work beyond the edges of the tape by a couple of inches in each direction. Cut a new piece of tape, and place it in position over the seam and drywall compound.