Ceiling leak repair addresses both emergency drips and chronic seepage with modern waterproofing systems. Steps: pinpoint source (roof joints, expansion cracks, or concealed pipes), stop active leak with fast-setting hydraulic grout, dry thoroughly, fill voids with flexible sealants, then apply heavy-duty roof/ceiling waterproof coating (e.g., UltraTech Seal & Dry or Pidilite Roofcoat... https://shakuraconstruction.sg/ceiling-leak-repair/