water on ceiling causes 3

https://atomic-wiki.win/index.php/Understanding_Common_Water_on_Ceiling_Causes_and_What_to_Do_About_Them

A persistent drip from the ceiling often starts small but can lead to peeling paint, sagging drywall, and stains that trace the water's path. Over time, hidden moisture might encourage mold growth behind the surface, while the added weight can cause sections to collapse. The cause is usually a leaky pipe above or a failing roof, so catching it early saves costly repairs.