Ceiling drywall sag and water damage can be daunting, but understanding the causes and solutions can ease the process. Sagging often results from excess moisture, poor installation, or structural issues, while water damage can stem from leaks or high humidity. Addressing these problems involves identifying the source, repairing leaks, and replacing damaged drywall. Consider materials like moisture-resistant drywall and proper insulation to prevent future issues. Costs vary based on damage extent and materials used, but investing in quality repairs ensures long-term stability. Safety is paramount; ensure proper ventilation and use protective gear during repairs. Curious about the best approach for your situation? Ask Improvi.ai for personalized guidance.