Matt Risinger takes us through a home with a water leak that appears to be a mystery. He uses an infrared water meter and Festool saw to locate wet concrete that seems to be hiding in the walls. This leads him to a pipe under the sink where there was water pooling. A little bit of investigation and a lot of tearing the bathroom apart helped identify the problem. It may not surprise you, but shiplap, long nails," and pipes in close proximity don't really mix. Watch the full video to see what you should avoid doing to keep yourself water leak free!