Charlotte Plumbing

Toilet Repair in Charlotte, NC: Running Toilet Test

Toilet Repair in Charlotte, NC: Running Toilet Test

Toilet repair in Charlotte, NC

Toilets that refill on their own are leaking water out of the tank. Fluidmaster, the fill-valve maker, calls this "ghost flushing": the fill valve's way of telling you water is leaking out of the tank. The usual cause is a worn flapper, which is a parts repair.

Tell us whether the toilet runs, rocks or will not flush. We check whether a local plumber can take the job.

Three steps to leave your inquiry – we get back to you by email or phone.

Step 1 of 3

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What do you need?

Choose the service that fits.

Type of request

Check it in ten minutes

The EPA's test: put a few drops of food coloring in the tank; if color shows up in the bowl after 10 minutes, you have a leak. Flush right after, so the tank does not stain. A leak there is the flapper or the fill valve.

Other signs point elsewhere:

  • The toilet rocks or the floor feels soft: the wax ring or the flange under the toilet. That is still a repair if the flange is sound.
  • Several fixtures drain slowly: the clog is in the drain line, not the toilet. See drain cleaning.
  • You want a new toilet or one in a new spot: that is an installation. See toilet installation.
PathWhen it appliesWhat drives effort
RepairFlapper, fill valve, wax ring on a sound flangeParts, a shut-off valve that still works
InstallationNew toilet or first toilet in a spaceFlange, rough-in, finish
Drain lineSeveral fixtures slowCamera

A running toilet also shows up on the water bill. Charlotte Water names a private plumbing leak as the leading cause of a high bill.

Why does my toilet keep running?

Water is leaking out of the tank, so the fill valve keeps topping it up. A worn flapper is the most common culprit. The dye test above confirms it.

Can a toilet be installed in Charlotte, or is the visit only a repair?

Yes, both. A rebuild of the flapper, fill valve or wax ring is a repair. A new toilet on a sound flange, or a first toilet in a space, is an installation.

Three steps to leave your inquiry – we get back to you by email or phone.

Step 1 of 3

  1. 1
  2. 2
  3. 3

What do you need?

Choose the service that fits.

Type of request

Next step

Say whether it runs, rocks or will not flush, and whether the floor around it feels soft.