Trusted by over 1,000 ★★★★★ customers | Veteran Owned

Slab Leak Detection & Repair
Walnut

Precision acoustic & thermal detection by senior technicians. We locate the leak before we open any flooring.

5-Year Warranties
Written Quotes
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This Is Not Something You Can Wait Out

A slab leak is the only plumbing problem that gets more expensive every day you ignore it. Water moving under a concrete foundation does not stop. It saturates soil, undermines structural support, and degrades the slab itself until what started as a minor pinhole becomes a foundation repair.

Koda Plumbing Service Co handles slab leak work as a specialty. Every technician on our slab leak team in Walnut has been trained on electronic leak detection equipment and works under a senior plumber until certified.

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A slab leak gets worse every single day.

Click Here to Call (888) 466-2103

Signs That Tell Us You May Have a Slab Leak

Slab leaks rarely announce themselves with a visible drip. Walnut homeowners tend to notice them in this order:

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Water bill up 30%+ with no change in usage

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Warm spot on the floor (hot water leak)

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Sound of running water when no fixtures are on

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New hairline cracks in flooring or drywall

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Persistent musty smell

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Gradual loss of water pressure

Our Slab Leak Detection & Repair Services for Walnut Homes

Electronic Leak Detection — Acoustic & Thermal

We use acoustic listening equipment and thermal imaging to locate the leak within an 18-inch radius. Precision that protects your flooring.

Click Here to Call (888) 466-2103
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Pressure Testing & Line Isolation

We isolate sections and pressure-test independently to determine exactly which line is leaking.

Click Here to Call (888) 466-2103

Direct Spot Repair Service

Small targeted opening, replace failed segment, pressure test, and close. One-day service for single leaks.

Pipe Rerouting & Bypass

When the line itself is failing, we reroute through walls or attic, removing it from under the slab permanently.

The Equipment Behind Accurate Detection

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Acoustic Ground Microphones

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Thermal Imaging Cameras

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Pressure Recorders & Tracer Gas

Why Homeowners Switch to Us

What Other Plumbers Often Do How We Operate
Detection Approach Quote a "detection range" and start opening floor Detect first, document, then quote the repair
Pricing for Detection Treat detection as a free add-on Flat detection fee with no obligation
Repair Recommendation Recommend repipe immediately Recommend the repair that fits your situation
Quote Process Verbal estimate, change orders Written, fixed-scope quote before work

What Walnut Homeowners Are Saying

"Koda found a hot water slab leak in 40 minutes and fixed it the next morning. The repair area was a single floor tile."

— Jennifer M.

"The flat detection fee was honest, the repair quote matched the invoice exactly, and they cleaned up like they were never there."

— Robert T.

"They sent a senior plumber the next day, didn't charge me for the second visit, and the repair has held up perfectly."

— David K.

Slab Leak Detection & Repair in Walnut: FAQs

How much does slab leak detection cost in Walnut?

We charge a flat detection fee, disclosed on the booking call. Repair pricing is separate and provided in writing after detection.

Will my insurance cover a slab leak?

Most policies cover resulting damage but not the pipe repair. We provide a detailed report formatted for insurance.

Can a slab leak fix itself?

No. Pinhole leaks get larger over time. They do not self-seal.

How long does a slab leak repair take?

A spot repair is typically completed in one day. Reroutes average two to three days.

Is the repair warrantied?

Yes. Spot repairs carry a one-year warranty. Reroutes carry a five-year warranty. Both are written and transferable.

Talk to a Senior Plumber Before You Decide Anything

Get precise detection and honest options for your Walnut home.

Click Here to Call (888) 466-2103
Click Here to Call (888) 466-2103

Our Other Plumbing Services in Walnut, CA

Slab Leak Detection & RepairWater Pressure Repair & DiagnosticsEmergency Burst Pipe & Frozen Pipe RepairWater Heater Expansion Tank & Pressure Valve Service

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