Q. How important is it to repair plaster before repainting? Our ceilings have peeling paint that we’re pretty sure was caused by past water damage. Since the water problem is no longer an issue, can ...

Q Am I right that when sections of plaster break away from the lath, an accepted repair technique is to roughly fill in those gaps with drywall and then drywall over the whole wall or ceiling? — M.H., ...

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 ...