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Proudly serving Atlanta and the surrounding communities

Slab Leak Detection and Repair in Atlanta

Think you have a leak in the floor? Warm spots, a water bill that jumped overnight, or a damp patch that will not dry usually means water is escaping under the slab. Plumbing Express finds the leak first, confirms the location, and walks you through your options before anyone breaks concrete.

Signs you may have a slab leak

Since 1989, Plumbing Express has helped thousands of Georgia homeowners with slab leaks and whole-house repipe in Atlanta projects. If you are noticing any of these signs, call us at (404) 236-6535 for a free in-home estimate. You can book any hour; service runs during service hours.

Common signs of a slab leak include:

  • Warm floor spots over a hot water line
  • Water pooling outside the foundation
  • A tankless or water heater that never seems to shut off
  • A water bill that jumped without more usage
  • A musty smell with no obvious source
  • Damp or wet flooring with no visible fixture leak

Left alone, a slab leak can damage floors, walls, and even the foundation. The next step is finding the exact location, not guessing with a jackhammer.

Slab leak infographic: what a slab leak is, signs of a slab leak, and non-invasive slab leak detection

How we find a slab leak

We do not break concrete to go looking. Plumbing Express confirms the location first, then discusses repair or reroute options with you.

  1. Meter dial check. We watch the meter with everything in the house off. If the dial is still moving, water is escaping somewhere.
  2. Inside-vs-outside isolation. We isolate the home from the yard line so we know whether the leak is under the slab or on the water service line between the meter and your house.
  3. Thermal scan. A thermal camera shows warm or cool patterns that point to where water is traveling under the floor.
  4. Acoustic listening. Sensitive equipment picks up the sound of pressurized water escaping through the slab.
  5. Gas tracer when needed. Trace gas helps pinpoint stubborn leaks that are harder to hear or see on thermal.

More than one leak is possible. We confirm location before anyone breaks concrete. No exploratory jackhammering.

On one recent Metro Atlanta job, a thermal scan showed an active hot-line leak under the living room. The homeowner chose a whole-house repipe in Atlanta instead of chasing the next hole. Water was restored each evening, and our own people handled the drywall and paint.

Is this a sign of a bigger problem?

Sometimes a slab leak is a one-off. Often it is the first clear sign that the pipe under the slab is already failing. Spot repairs can turn into a cycle: fix one leak, wait for the next, break more concrete, and watch costs stack up.

When the pipe material is failure-prone or you have already had more than one leak, many homeowners go straight to a whole-house repipe in Atlanta. New lines run above the slab through walls and ceilings, so the defective underground pipe is taken out of service for good. See the signs you need a repipe if you are comparing repair versus replace.

Zippy, the Plumbing Express mascot, holding a pipe wrench

What a First Floor or whole-house repipe with Plumbing Express includes:

  • Transferable labor and materials warranty
  • Turn-key work that includes how we restore drywall and paint in-house with our own people
  • Water restored at the end of each workday
  • A permanent bypass of the failing slab pipe
  • Flexible payment options

Most Metro Atlanta whole-house repipes run about $10,800 to $14,100. The number on your free in-home estimate is the number on the invoice. Free in-home estimates cover repipe, water heater replacement, and water service line work; service and diagnostic visits are separate.

Sudden water damage is often covered by insurance even when the pipe work is not. We are plumbers, not insurance advisors, and we do not file claims. Read more about will homeowners insurance pay for this, then call (404) 236-6535 to schedule.

Why homeowners call Plumbing Express

Plumbing Express is a dedicated repipe specialist, not a general plumber who takes on a repipe occasionally. We have served Metro Atlanta since 1989, with 35+ years of experience and 180+ whole-house repipes across Metro Atlanta in the past year.

We treat your house like it’s the last one we’ll ever work on. When walls open for a repipe, our own people restore the drywall and paint so you are not left coordinating the finish work.

As Cindy A. wrote on Yelp: “Each sheetrock cut-out was numbered and neatly stacked for the next day. All pipes were replaced and water was back on by dinnertime that first day.”

Plumbing Express is a licensed and insured Georgia plumbing contractor. Every crew works under our license and our liability coverage, and a licensed plumber leads every repipe. Ask and we’ll show you our license and certificate of insurance.

What Atlanta Homeowners Say About Plumbing Express

Homeowners across Metro Atlanta leave Plumbing Express with 2,000+ reviews, 4.9 average. Here is what a few of them had to say.

Read more reviews on Google or visit our customer reviews page to see why Atlanta homeowners choose Plumbing Express.

4.9
Based on 2,002 Reviews
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Jatara Ross
February 11, 2026

Service couldn’t be completed due to needing a new system. We appreciate the very informative visit as well as insight that could help after a new unit install.

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Bob Gallup
February 6, 2026

Plumbing Express was great. I had a failed sump pump that had partially overflowed into the basement. Nasty. Josh was the tech that did the work. He was efficient, neat and courteous. I will use Plumbing Express if I have any other plumbing needs and I will recommend them to my family and friends.

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Jim Kilburn
February 6, 2026

He was great

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Dwayne Cannon
February 6, 2026

The technician was very knowledgeable and professional. I believe they did a very good job.

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Freda Iaizzi
February 6, 2026

Ron was our second plumber from this company. The first plumber came, examined pipes and said he found no leak, even though we had experiences a large amount of water leaking from the ceiling in the finished basement. Several days later we had another leak-same area but less water the second time. Ron came in, listened to our frustration and did a more thorough inspection of the pipes and identified the problem. He was very personable and professional. On his third visit, we had several replacement pipes installed and are without leaks again. Our frustration, with the situation, was my son had used your company to replace pipes when he purchased the home and founding out not all the pipes were included with that process.

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Shaleypoley rocks
February 6, 2026

They always do a great job

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KB Johnson
February 6, 2026

Tim arrived on time and was very professional. He took his time to explain the problem and the process it would take fix the water line.

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Jay Betts
February 5, 2026

Called Plumbing Express as tankless hot water not operating. Their website states "Get Free Plumbing Quote ". When service man showed up an looked at unit he said there would be a $207 charge to look into unit in order to give me a quote to fix unit. Due to not having hot water and time required to get another company to address the problem I agreed to pay $207 for quote. After looking in unit I was told he would not be able to fix due to age of unit and parts not available. I think he should have said parts not available when seeing model number on front of unit and I would not have wasted $207.

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Kim Isaacs
February 5, 2026

Outstanding customer service, we will definitely be using them in the future for any plumbing needs. Can’t thank them enough!

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Ray Reynolds
February 4, 2026

Extremely knowledgeable and very helpful. The team was excellent. The job was completed in 1 day with a great team. Very expressive.

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Elizabeth Miller
February 3, 2026

Daniel Perez was great in coming out to check the problem I had with a water leak from my air conditioner line. His recommendation was correct.

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Nicholas Stodd
February 2, 2026

Great and informative service while I was in a bind without a functioning water heater.

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Sharron Stephens
February 2, 2026

Plumbing Express is my go-to plumbing support team. They have fair pricing, well-vetted technicians, and a truly exceptional scheduling system. Rod, my technician, was the best. He quickly assessed the problem and gave a fair estimate, working hard to keep to the schedule. He even brought Josh along on the day of service, and the two of them worked well together. They addressed the bathtub drain repair with expertise and caused the least sheetrock damage. It was difficult to replace the broken pipe and get to the upstairs drain, but together they made it a success.

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On Cue
January 30, 2026

Daniel did a great job and was very professional during his service call last week!

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Victoria Tucker Limon
January 29, 2026

Rod and Josh did an awesome job taking care of my clogged sinks. Knowledgable, professional and great to work with - I really appreciated their help today and would highly recommend them and Plumbing Express!

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william VAUGHN
January 29, 2026

Daniel was excellent. The work he did was simply superb. I highly recommend your company and hopefully Daniel will get more and more work

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Christian Landon
January 29, 2026

Dylan from Plumbing Express came over and replaced our garbage disposal for us. It was older, had a massive leak, and needed to be replaced. He did a great job and was in and out in about 30 minutes! I also asked him to check out a potential leak I had been hearing in my ceiling. He used a thermal camera to investigate and was very honest and upfront about what he found. Rather than immediately cutting into the drywall to confirm something uncertain, he explained that the sound could simply be pipes expanding and that opening the wall might be unnecessary. He recommended monitoring the area and waiting to see if a wet spot appears, which would clearly indicate an actual leak. I really appreciated that he didn’t try to upsell or push unnecessary work. Overall, great service and a great guy. They will definitely be our go-to plumbing service from now on.

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Mitchell Klasky
January 28, 2026

Tim was fast and explained options clearly

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Jo-Ann Caster
January 27, 2026

Once again we had some problems under our kitchen sink so we called Plumbing Express who were able to get us on their schedule pretty quickly after these storms Tim Robinson came out to do the job. Tim has been to our house for a number of different plumbing problems. He is personable & professional. As usual he did a great job even though this particular problem turned out to be far more difficult than anyone had expected. As frustrating as it was, Tim worked through it until he finished the job. We can't thank him enough.

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Robin R
January 27, 2026

Anthony was very competent, professional and friendly. He answered all my questions throughly. Highly recommend!

Frequently Asked Questions

How do you find a slab leak without breaking my floor?

We start with a meter dial check, then inside-vs-outside isolation to confirm the leak is under the slab rather than on the service line. From there we use thermal scanning, acoustic listening, and gas tracer when needed. We confirm the location before anyone breaks concrete. No exploratory jackhammering.

Can there be more than one slab leak?

Yes. More than one leak is possible under the same slab, especially when the pipe material is already deteriorating. That is why we map what we find before recommending a spot repair or a full bypass. Chasing one leak and ignoring the condition of the rest of the line is how the repair cycle starts.

Is a slab leak a sign I need a whole-house repipe?

Not always, but often it is the first clear sign the underground pipe is failing. If the material is failure-prone or you have already had more than one leak, many homeowners choose a whole-house repipe in Atlanta so they are not back under the slab next year. Compare that path with the signs you need a repipe.

What does a free in-home estimate cover?

A free in-home estimate covers repipe, water heater replacement, and water service line work. Service and diagnostic visits are separate. When a repipe is the right path, the number on the estimate is the number on the invoice. Most Metro Atlanta whole-house repipes run about $10,800 to $14,100.

Will homeowners insurance pay for this?

Sudden water-damage messes are often covered even when the pipe repair or repipe is not. Coverage depends on your policy and the cause of the leak. Plumbing Express does not file claims. We are plumbers, not insurance advisors. Review your policy, talk with your carrier, and use our documentation if your adjuster asks for it. More detail is on our leak detection guide.

Why is rerouting better than a spot slab repair?

Rerouting installs new accessible pipe through walls and ceilings and takes the defective underground line out of service. A spot repair patches one hole and leaves the rest of the aging pipe under the slab. When the material is already failing, spot repairs often start a cycle. See what a whole-house repipe costs in Atlanta if you are weighing both paths.

How do I schedule slab leak help?

Call (404) 236-6535 or book online any hour for 24/7 scheduling. Service runs during service hours. Ask for a free in-home estimate when you are evaluating a repipe, water heater replacement, or water service line. We treat your house like it’s the last one we’ll ever work on.

Our Service Areas

Serving Metro Atlanta, North Georgia, and Surrounding Communities

Plumbing Express provides plumbing, repiping, water heater, and drain cleaning services to homeowners across Metro Atlanta and North Georgia. Our licensed plumbers know the plumbing systems in this region, from aging polybutylene pipes in 1980s subdivisions to clay sewer lines in older neighborhoods.

We serve the following counties and communities:

Don’t see your city listed? We likely serve your area too. Visit our full service area page or call (404) 236-6535 to confirm availability at your address.

View All Service Areas

What it costs and what happens next

Start with a free in-home estimate for slab leak evaluation tied to a repipe, water heater replacement, or water service line. Service and diagnostic visits are separate. Schedule online or call (404) 236-6535 any hour — 24/7 scheduling is available; service happens during service hours (Mon–Fri 7AM–8PM, Sat 7AM–5PM).

Plumbing Express has served Metro Atlanta homeowners since 1989, with 2,000+ reviews, 4.9 average. We pinpoint the leak, explain your options clearly, and give you a fixed number when a repipe is the right path.

We treat your house like it’s the last one we’ll ever work on. Call (404) 236-6535 or book your free in-home estimate whenever you are ready.