Is water leaking onto the ceiling or floor due to a leak in a concrete slab in Lisbon? A leak in a concrete slab is one of the most complex plumbing issues—the pipes are embedded in the building’s structure, the source is difficult to locate, and the repair requires precision to avoid unnecessary damage. A Canalizador de Lisboa It specializes in this type of repair, with advanced diagnostic equipment and technicians experienced in slab leaks.

How does a leak in a slab manifest itself?

  • A moisture stain on the ceiling that is gradually getting larger
  • Water dripping from the ceiling even though it isn't raining
  • Hot floors in areas where hot-water pipes run
  • Water bill much higher than normal
  • Sound of running water with all taps turned off

How We Locate Without Destroying

We use thermal camera to identify temperature variations on the slab's surface caused by the presence of water, and endoscopic camera to inspect the inside of the embedded pipes. Only after we’ve pinpointed the exact location of the leak do we open it up—and only as much as is absolutely necessary.

The repair process

  • Diagnosis Using Thermal Imaging and Endoscopy
  • Minimal, surgical incision at the exact location of the leak
  • Repair or replacement of the damaged section
  • Closure and Restoration of the Opening
  • Final pressure test to confirm leak-tightness

Why choose Lisbon Plumbing

A Canalizador de Lisboa It is the recommended company for repairing slab leaks in Lisbon. See also our service for Water leak between neighbors in Lisbon and Locating Hidden Leaks in Lisbon.

Call now, and our team will quickly locate and repair the leak in your slab.

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