A hidden leak wastes water and quietly damages walls, floors and foundations. Leak detection uses acoustic and thermal gear to pinpoint it - finding the leak typically runs $250-$600, and the repair is quoted once it is found.
$250 - $600
NotesTypical investigation range - the repair is quoted once the leak is found
$250 - $500
NotesListening gear traces pressurised line leaks through walls, floors and concrete
$300 - $600
NotesHeat imaging shows damp and hidden hot-water leaks behind walls
$200 - $500
NotesFor leaks with no obvious source - high bills, damp patches, mould
Ranges cross-checked against published Australian leak detection guides (2026). Detection only - the repair is quoted once the leak is found.
Leak detection $250 - $600
Detection only - the repair is quoted once the leak is found, before any work starts.
A much bigger bill with no change in how much water you use is the classic sign of a leak you cannot see.
Wet patches on walls, bubbling paint or a musty smell point to water where it should not be.
Hearing water run with every tap closed means it is escaping somewhere along the line.
A hidden leak wastes water and quietly damages walls, floors and foundations.
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