Hidden leaks behind walls and under slabs located with modern equipment before they become expensive disasters.
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Leak Detection & Repair
A hidden leak can quietly cause thousands in damage and drive up your water bill before you ever see a drop. Our leak detection service in Roanoke, VA uses modern acoustic and moisture equipment to pinpoint leaks behind walls and under slabs, so we repair exactly the right spot — not your whole wall.
Not every leak announces itself. In Roanoke’s railroad-era homes, corroded galvanized supply lines develop pinhole leaks inside walls and under slabs, quietly running up the water bill and rotting framing or feeding mold long before a stain appears. Out in the county, long well-service runs from the road to the house are another common source of hidden loss.
We locate leaks without tearing the house apart — reading the meter, listening on the lines, and isolating the run — so the repair is targeted instead of exploratory. If the water meter keeps moving with every fixture off, or your bill jumps for no reason, that’s the signal to have it found now rather than after it does real damage.
Where the leaks are a symptom of failing galvanized pipe throughout the house, we’ll talk through whether a spot repair or a full repipe is the better long-term call.
Watch the water meter with every fixture and appliance shut off — if the dial still moves, water is escaping somewhere in the system. Other tells are a sudden jump in your water bill with no change in use, damp spots or warm patches on floors, the sound of water running inside a wall, low pressure, or a musty smell that signals moisture behind drywall. In older Roanoke homes, corroded galvanized lines are notorious for developing pinhole leaks that hide inside walls for months. If any of those signs show up, it’s worth finding now — we locate it with minimal digging so the repair is targeted. Call (540) 302-5580.
Yes — slab leaks are common in older Roanoke homes where supply lines were run under the foundation, and they’re easy to miss until they show as a warm spot on the floor, unexplained moisture, or a spike in the water bill. We locate them without tearing up the whole slab, using acoustic listening equipment and pressure testing to pinpoint the leak before we open anything. That means we break into concrete only where we actually have to, then repair or reroute the affected line. Catching a slab leak early matters, because water under a foundation can undermine it and feed mold if it’s left running.
A surprising amount. A pinhole leak in a corroded galvanized line — common in older Roanoke homes — can quietly release hundreds of gallons a month, running up your bill and soaking framing or feeding mold inside a wall long before a stain appears. A running toilet or a slab leak can waste even more. That’s why the meter test matters: shut every fixture off and watch the meter; if it keeps moving, water is escaping somewhere. The sooner it’s found and fixed, the less you pay in wasted water and the less damage it does to the structure. We locate it precisely so the repair is targeted, not exploratory.
Ready to get started? Call (540) 302-5580 for a free, no-obligation estimate on leak detection & repair anywhere in Roanoke County.
More Services
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Learn more →Running toilets, leaking bases, cracked bowls, or new installs — fixed correctly the first time, no repeat visits.
Learn more →Old galvanized or failing pipes causing low pressure or discolored water? We repipe Roanoke homes with minimal disruption.
Learn more →Our Service Area