High water bill but no visible leak? Amstar Plumbing offers professional leak detection in St. Louis, Missouri using acoustic listening, thermal imaging and pressure testing to find hidden leaks in walls, slabs, yards and ceilings — without tearing your home apart.
Call a St. Louis plumber right away if you notice any of the following:
We've helped countless St. Louis families and businesses with leak detection. Whether you're in Soulard or on the outskirts of town, our plumbers reach you fast with everything needed to finish the job in one trip.
Plumbing problems don't keep business hours. Our St. Louis plumbers are available around the clock — nights, weekends and holidays.
You'll know the cost of your leak detection before we start. No hidden fees, no surprises — just fair prices for honest work.
We know St. Louis homes, water conditions and codes. Stocked trucks mean most leak detection jobs are finished in a single visit.
Looking for the best rated plumber in St. Louis? Here is what neighbors say about Amstar Plumbing.
Amstar Plumbing provides leak detection throughout St. Louis — including Soulard, Central West End, The Hill, Tower Grove, Dogtown, Lafayette Square, South City, Dutchtown, Benton Park — and nearby communities.
Nearby: Leak Detection University City, Leak Detection Clayton, Leak Detection Kirkwood, Leak Detection Webster Groves, Leak Detection Florissant, Leak Detection Maplewood.
Leak Detection across Missouri →
Call (888) 480-9811Yes — slab leak detection is one of our specialties in St. Louis.
No. Our equipment locates the leak before any access is opened.
Most St. Louis homes are diagnosed in 1–2 hours.
Yes — Amstar Plumbing serves every part of St. Louis including Soulard, Central West End, The Hill, Tower Grove, plus nearby University City, Clayton, Kirkwood.
Upfront pricing · Same-day service · 24/7 emergency plumbers
Call (888) 480-9811