Diagnosing and Fixing Gas Line Problems in Louisville

Symptoms and What Usually Causes Them

Gas problems do not always announce themselves with a strong odor. Here is what we hear most often from Louisville homeowners and what tends to be behind it.

A faint smell that comes and goes

Often a small leak at a threaded joint, a union, or the packing on an old valve. These leaks can be too small to smell all the time but show up when the furnace kicks on or the basement air is still.

Pilot or burner trouble

A pilot that will not stay lit is frequently an appliance issue, such as a worn thermocouple, but low supply pressure, debris in the line or a partly closed valve can also be the cause. We check the gas supply before replacing parts.

A higher bill with no change in use

Cold snaps explain most jumps. If usage stays high in mild weather, a leak on buried or hidden piping is worth ruling out.

Hissing or whistling

Any audible gas leak is serious. Leave the house and call the gas utility or 911 from outside.

How We Track Down a Gas Leak

We start where the symptom points, then work through the whole system. A pressure test tells us whether the piping is holding gas. If it is not, we narrow the search with an electronic detector and leak solution on joints, valves and connectors.

Buried lines to garages or outdoor appliances get extra attention, because leaks there can show up as dead grass, bubbling puddles or a smell outdoors. Once we find the problem, we explain what failed and why, give you the repair options, and test again after the fix.

• Pressure test to confirm the system is tight or leaking
• Electronic sniffing along runs and at fittings
• Leak solution to pinpoint the exact joint
• Pressure check at the appliance to rule out supply problems

Louisville Homes and Their Piping

Louisville has a mix of older homes near downtown and newer neighborhoods on the edges of town. Older houses tend to have black iron pipe with valves and connectors from different decades; newer ones may use flexible tubing. Both can leak, just in different places. In older homes, we often recommend replacing worn plug valves and brass connectors while we are already there, since those parts are common failure points.

New Lines and Appliance Upgrades

When a symptom turns out to be an undersized line, the fix may be a new branch. We also install lines for new ranges, dryers and fireplaces. If your water heater is the source of the trouble, our Louisville water heater service can repair or replace it. For homes outside town on tank gas, see propane line repair in Louisville, and for more on natural gas piping, our gas line overview explains materials and sizing.

Call Before It Gets Worse

Small gas leaks do not fix themselves. If something seems off, call 330-875-8003 during business hours for an inspection, or ask about our emergency service. Members of our maintenance plan get priority scheduling and an annual inspection.