Before the arrival of prefabricated wallboard or "drywall" in the 1940s and '50s, plaster was the material of choice for interior walls and ceilings in American homes. Portland cement plaster was ...

Flaking and cracking plaster are relatively minor maintenance items, but when the plaster starts to sag or "belly" out from a ceiling, it indicates deeper problems that require your full attention If ...

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., ...

Look out for the tell-tale signs of lath and plaster walls and how to fix them ...