Plaster, a decorative wall coating of lime, sand, and sometimes fibers, has been around since the beginning of time—and so has plaster repair. Although subject to cracks and bubbles, it's a durable ...

Plaster sags from ceilings or bulges from walls when the plaster keys embedded around the wood lath break loose. To repair plaster walls, you’ve got two choices. You can break out all the loose stuff ...