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A leak beneath a concrete slab can be difficult to locate because there may be no visible sign of where the problem actually began. Left undetected, slab leaks can lead to higher water bills, damaged flooring, persistent moisture and potentially more serious property damage.
Mainline Leak Detection uses non-invasive diagnostic technology to pinpoint leaks beneath concrete foundations in residential, commercial and governmental properties—helping eliminate unnecessary demolition and giving your repair professional a targeted location to work from.
Common Signs of a Slab Leak
How We Locate Slab Leaks
Our technicians use advanced acoustic listening equipment, pressure testing and thermal imaging when appropriate to detect and locate leaks beneath concrete.
By combining diagnostic methods, we can narrow down the source of the leak before the concrete is opened, allowing repairs to be planned more efficiently with less disruption, less demolition and less guesswork.











