Emergency Leak Detection and Repair | Hidden Water in Levittown, PA

How a plumber finds a leak you cannot see

Finding the leak is the hard part, and it is where most of the time goes. The plumber starts by confirming that water is really being lost, using your meter and a shutoff test, because a running toilet and a pipe leak look alike on a bill. Then the search narrows from the whole house to one wall, one floor or one line.

Detection uses tools that read what the eye cannot. Acoustic equipment listens for the hiss of pressurized water in a pipe. Thermal cameras show a cold or warm path through a wall when a hot or cold line is leaking. Infrared imaging reads the same temperature differences across a larger area. Tracer gas, including helium mixes, and sonar can trace plastic or buried lines when listening alone is not enough. Electronic probes and moisture meters confirm what the other tools suggest. A plumber who marks the spot before cutting a hole saves the patch repair and the paint that follow.

Pressure testing finishes the job. The plumber isolates a section of pipe, holds it at working pressure and watches the gauge. A steady needle clears that section, and a falling needle keeps it on the list. That is how a single bad joint gets separated from a house full of sound pipe.

Leak repair once the source is marked

The repair depends on what failed. A pinhole in a copper line is cut out and replaced with a new length. A failed joint is redone. A fitting that has corroded from the outside is usually replaced along with a few inches of pipe on each side, since the metal beside it is thin too. The plumber explains what was found, shows you the failed piece and says whether the rest of that run is worth watching.

When the same line has leaked more than once, patching it again rarely holds. In that case the better question is whether the line should be replaced, and the pipe replacement page lays out how a plumber decides between a section and the whole run.

Where the leak is likely to be

The symptom narrows the search before any tool comes out. This table is how plumbers think about it. It is a starting map, and the real answer comes from testing.

Attic lines, basements and crawl spaces get a look wherever the house has them, because lines that run overhead there tell you quickly whether a leak is above or below. Houses built on a concrete slab are different, since the pipes are not in view. A leak between the street and the house is a water service matter and belongs on the water line page. A suspected leak under a slab is covered on the slab leak page.

Fixture leaks that look like pipe leaks

A toilet that runs, a faucet that weeps and a shower valve that drips can account for a surprising share of a high bill. The test is simple, and a homeowner can do it before calling. Put dye in the tank, close the handles all the way, and see whether water keeps moving after everything is off. If a fixture is the cause, the fix is usually a flapper, a cartridge or a washer, and the faucet and toilet repair page covers how those jobs go.

Outdoor faucets and hose connections deserve a look as well. A hose left attached can keep a line under pressure and split it in cold weather, and irrigation lines are a separate trade that a plumber will point out rather than repair.

Reading the meter, the bill and the pipe condition

Your meter is the simplest leak detector in the house. With everything off, a moving dial means a leak, and the rate tells the plumber roughly how big it is. Pair that with two or three months of bills and the pattern is clear. A steady rise suggests a slow leak, while a sudden jump suggests a break.

If the plumber has a house open for another reason, a short inspection of pipe condition is worth asking for. Green crust on a fitting, flaking on a steel line or a wet insulation sleeve are all easy to catch before they fail. The point is to see the weak spots while you can choose when to fix them.

Levittown homes and where leaks tend to hide

The Courier Times reports that the first Levitt houses have no basements, rest on slabs and carry radiant heat in copper tubing. In a house like that a leak may never reach a wall. Warm floor spots, a heating loop that loses pressure and a rising bill are the clues. Tell the dispatcher what kind of house you have, so the plumber arrives with gear that can read through concrete.

Source: Bucks County Courier Times via AOL.

Leak questions, answered