How can plumbers detect leaks behind walls efficiently?

You're probably asking yourself, can plumbers detect leaks behind walls without turning your living room into a construction zone? It's a stressful thought, especially when you notice a damp spot on the ceiling or hear a mysterious ticking sound inside the pantry wall. The good news is that modern plumbing has come a long way from the "guess and smash" methods of the past. Nowadays, professionals have a pretty impressive arsenal of gadgets that let them see—or hear—exactly what's going on behind your drywall without causing unnecessary damage. ...

February 10, 2026 · 7 min · Devyn Priecel