Concealed leaks behind tiles: detection, liability, and who pays
The UAE's construction style — concrete, screed, tile, with lines buried in walls and floors — means leaks rarely announce themselves where they start. The evidence is a warm patch of floor, paint bubbling two rooms away, a creeping water bill, or building management knocking because the apartment below has a stain spreading across its ceiling. Modern detection is a diagnostic discipline, not exploratory demolition: acoustic listening gear, thermal imaging and pressure testing of isolated sections can usually localise a concealed leak to within a tile or two. A proper detection visit runs roughly AED 300–600 — which stings until you compare it with a plumber breaking tiles on instinct across half a bathroom. Insist on seeing the evidence before anything is opened.
Liability is where compliance thinking earns its keep. Broadly, leaks from your own fittings and internal pipework are your problem (or your landlord's, per the lease), while risers and common infrastructure belong to the building. Once a leak crosses into someone else's property, documentation decides everything: dated photos, the detection report, the licensed contractor's invoice. Home contents insurance with liability cover is cheap here and startlingly rare; the water-damage-to-neighbours scenario is the single strongest argument for carrying it.