When a drywall ceiling is sagging, it usually means moisture has penetrated the material. "If drywall gets damp, it swells ...

Here are two quick fixes for cracked and sagging plaster. The Family Handyman. How To ... Complexity:Intermediate. Cost:$50 - $150. Plaster sags from ceilings or bulges from walls when the plaster ...

Plaster. The cost to repair a plaster ceiling is $65 to $85 per square foot. ... Pros will generally fix a sagging ceiling for $75 per hour, and most repairs cost $250 to $1,000.