How do you repair plaster over drywall? 1 Measure area of plaster wall that's loose or damaged and needs to be replaced. 2 Cut a drywall patch slightly larger than the damaged wall section. 3 Hold drywall patch against plaster wall, and mark its outline with utility knife. 4 Using a utility knife, score the plaster along the patch outline.|How To Plaster An Inside Wall Like A Plasterer.
Added: 2021-02-13 | Comments: 0 | Category: Interior plastering