Rapidly detecting the first signs of a leak from a tanked hot water heater. Only small amounts of water leak at first, but when a pinhole forms, a catastrophic failure is inevitable.

Detecting water in tight spaces beneath a sink can save expensive damage to surrounding furnishings and prevent catastrophic leaks. 

Detecting the first signs of water leaks from marine exhaust scrubbers to prevent major onboard flooding. Exhaust scrubbers are a highly corrosive environment needing extra care.