Learn More › “Mudding,” the process of applying multiple thin coats of drywall ... mud. Smooth the paper tape carefully in ...

Is taping drywall ... sharp corners that can cut into the paper tape as you strike inside corners when taping. Some professional drywall finishers prefer to use trowels to apply mud.

Failed drywall ... the tape with mud using a 2-inch putty knife. For the corner, imbed one side then the other. Do not use premixed joint compound for this step. Instead use a "hot mud" product ...