MGA Plumbing is the Cobalt plumbing company to call for leak detection. Our local plumbers are available 24/7, arrive on time and fix the problem right the first time. Transparent flat-rate pricing before any work begins.
Hidden leaks under slabs, inside walls and in yards are found with acoustic listening devices, thermal imaging, tracer gas and pressure testing — pinpointing the leak to within inches so repair is surgical rather than destructive.
Most residential leak detections are completed in a single visit, with a written report you can use for insurance.
Homes in Cobalt range from older houses with original galvanized and cast iron plumbing to new construction with PEX — and each needs a different approach to leak detection. Our Cobalt plumbers know the local housing stock, soil conditions and water quality, so you get a lasting fix instead of a temporary patch.
Noticing any of these in your Cobalt home or business? Serving every neighborhood in Cobalt and the St. Louis Metro area.
Tell us what's happening. Our dispatchers are available 24/7 and will send the closest Cobalt plumber.
We call when we're on the way and show up in a fully stocked truck ready to work.
We find the real cause — not just the symptom — and explain your options in plain language.
You approve the exact price before we start. No hourly surprises, no overtime fees.
Quality parts, careful workmanship and a job finished right the first time.
We leave your home clean and back every job with our workmanship guarantee.
If it isn't right, we make it right.
Nights, weekends and holidays — a real plumber, not an answering machine.
Most Cobalt calls are handled the same day you call.
Homes, restaurants, offices, multifamily and retail.
“Professional leak detection at a fair price. The technician even showed me what was wrong before fixing it. Highly recommend for anyone in Cobalt.”
“Hydro jetting fixed a clog that three snakings couldn't. They showed me the camera footage before and after. Great experience.”
Absolutely. All leak detection performed by MGA Plumbing in Cobalt is backed by our workmanship guarantee.
Every job is different, so we diagnose first and give you a firm flat-rate price before any work starts. Most Cobalt customers find our leak detection pricing lower than the big franchises — and there are never overtime fees.
Yes — we provide leak detection for restaurants, offices, retail stores, apartment buildings and industrial sites across Cobalt.
We provide leak detection in Cobalt and surrounding communities including St. Louis, O'Fallon, St. Charles and St. Peters.
We also provide leak detection in these nearby communities:
Same-day service · Upfront pricing · 24/7 emergency response
Call (888) 480-9811