Slab Leak Detection & Repair in Pasadena, TX
A slab leak develops in a supply or drain line running beneath your home's concrete foundation, and by the time it's visible -- a warm spot on the floor, a damp patch appearing on carpet, an unexplained sound of running water -- it's often been leaking for a while.
We use electronic listening equipment to pinpoint the leak's exact location under the slab before any concrete is opened, which keeps the repair targeted instead of guesswork.
If what looks like a slab leak turns out to be something else -- condensation, a fixture leak, groundwater intrusion -- we'll say so rather than proceed on an assumption.
When To Call For Slab Leak Detection & Repair
- ✓A warm spot on the floor with no obvious source (often a hot water line leak)
- ✓A water bill that's climbed sharply with no change in usage
- ✓The sound of running water audible even with everything off
- ✓Damp carpet or flooring with no visible source of moisture
- ✓A hairline crack appearing in tile or flooring near the suspected leak area
Slab foundations are standard across nearly all of Pasadena's housing stock, and the same seasonal clay-soil movement that stresses sewer laterals here also puts pressure on the supply lines running beneath the slab -- which is exactly why slab leaks are a real, recurring call in this area rather than a rare event.
Homes in the original neighborhoods built before modern plumbing codes are also more likely to have copper supply lines running directly through the slab itself rather than in an accessible chase, which is one more reason electronic detection matters here before anyone reaches for a jackhammer.
A slab leak is a specific, distinct case from general leak detection, and once confirmed, the repair sometimes overlaps with a broader repipe if the rest of the home's supply lines are the same age.
How We Handle It
Confirm it's a slab leak
Pressure testing and acoustic listening rule out other causes first.
Pinpoint the location
Electronic equipment narrows the leak to a specific area under the slab.
Repair or reroute
We either access and repair the exact spot or reroute the line above the slab, whichever is less disruptive.
Pricing Factors
Ready When You Are
Call now for 24/7 emergency dispatch in Pasadena.
Why This Isn't a DIY Job
Doing It Yourself
- Consumer leak detectors that can't reliably locate a leak under concrete
- Breaking open the slab in the wrong spot based on a guess
- A patch repair that doesn't address why the pipe failed there in the first place
Calling Pasadena Express Plumbing
- Confirm it's a slab leak
- Pinpoint the location
- Repair or reroute
- Licensed, insured, and priced upfront before any work starts, with that price honored regardless of what we find once we're on site
Common Questions
Not always -- electronic detection narrows the location first, and in many cases the line can be rerouted above the slab instead of opening the floor at all.
Acoustic listening equipment picks up the sound of the leak itself, which lets us pinpoint the location before any concrete is disturbed.
It's not always dramatic, but it should be addressed promptly -- an ongoing slab leak can undermine the foundation over time.
Rerouting runs a new line above the floor or through a wall cavity to bypass the damaged section; breaking the slab accesses and repairs the pipe in place. We'll recommend whichever is less disruptive for your situation.
It's uncommon at the same exact spot once repaired, though the underlying soil movement that caused it can eventually stress another section -- which is why we note it if we see early signs elsewhere.
Call (281) 626-9205 any time, day or night. Emergency calls get dispatched right away, and you'll have a flat price before any work starts.
Often Booked Together
Also Serving
Serving Pasadena ZIP codes 77502, 77503, 77504, 77505, 77506 and the surrounding Houston metro area.