Is the paint on your bathroom ceiling blistering and peeling again? Our 4,000-word guide for NYC homeowners, complete with 10 interactive tools, provides the definitive professional method to fix it for good. Learn how to diagnose the root cause—from excess humidity to a hidden leak—and follow our 10-step repair process for a durable, flawless finish. We cover the specific moisture-resistant primers and paints you need to use, plus expert tips on improving ventilation to ensure the problem never returns.