Slab Leak Guides

Mold needs moisture. A slab leak that keeps flooring, carpet or baseboards damp gives it a place to grow, so drying quickly matters.

Cutting into a concrete slab is hard to undo. A few questions before you sign will tell you who actually locates leaks first and who just guesses.

A small, quick leak is unlikely to threaten a foundation. A leak that runs for a long time under a slab can saturate the soil and is worth taking…

Published contractor data puts the repair itself at a few hours to about three days. The method, access and your floor finish decide where in that…

A warm patch of floor is one of the best-known signs of a hot water slab leak, but it is not the only cause. Here is how to tell them apart before you…

Both can run under your floor, but they are different problems. One carries pressurized clean water and shows up on your meter. The other carries waste…

Before a reroute or repipe, ask whether it needs a permit. Here is what the City of Pomona publishes, and where its handout stops short.

Your plumbing starts at the meter. Knowing where Pomona water comes from, where the City stops and you start, and what to check at home makes a slab…

The first hour decides how much damage you end up paying for. Do these things in order, and call a plumber once the water is under control.

Slab leaks rarely have one cause. Most come from years of small stresses on pipes that cannot be seen or reached. Knowing the common causes tells you…