Residential Toilet Service

Toilet Repair & Installation

A running, leaking, or rocking toilet usually has a clear cause, and the right fix depends on what is actually wrong. We repair what can be repaired, replace what cannot, and tell you which is which.

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Repair or Replace

Toilet repair that starts with the real cause

Most toilet problems come from a small number of parts. A flapper that no longer seals, a worn fill valve, a failed wax ring, or a loose closet bolt can each cause a symptom that looks bigger than it is. We check the parts first so you only pay for the repair you need.

Some problems are not the toilet at all. If a toilet keeps clogging, or other drains in the house gurgle when you flush, the cause may be farther down the line. In that case we look at drain cleaning or a sewer line inspection instead of swapping parts that are not at fault.

When a toilet is worn out, cracked, or simply a poor performer, replacement is often the better call. Many builder-grade toilets in Apex, Cary, and Holly Springs homes flush weakly and sit low. We can install a comfort-height, efficient model and set it level on a fresh seal.

We also look at the shutoff valve under the tank while we are there. Old valves that stick or weep are worth replacing at the same visit, so the next repair does not start with a valve that will not close.

Toilet repair and installation services

  • Running toilet repair, including flapper and fill valve replacement
  • Leak repair at the base, including wax ring and flange work
  • Tightening and resetting rocking or loose toilets
  • Phantom flush diagnosis and repair
  • Weak flush and slow refill correction
  • Toilet replacement and new toilet installation
  • Comfort-height and ADA-height toilet installation
  • Shutoff valve and supply line replacement
  • Repeat clog diagnosis, with referral to drain cleaning or sewer line repair

Toilet problems we see most often

A toilet that misbehaves is telling you something. These are the situations that bring most homeowners to call.

The toilet runs or flushes by itself

A toilet that runs after a flush, or refills every few minutes on its own, is usually leaking past a worn flapper or a tired fill valve. It wastes water and can raise your bill. This is often a quick repair once the failing part is identified.

Water at the base or a rocking toilet

Water around the base often means the wax ring has failed or the toilet has loosened. A slow leak can soak the subfloor, soften the wood, and cause stains or odor. Stop using the toilet and call so we can check the flange and the floor.

It keeps clogging

One clog is normal. A toilet that clogs again and again may have a weak flush, or it may be a sign of a partial blockage in the drain or sewer line. We sort out which one before recommending a repair or replacement.

Clear Answers

What Happens Next

  1. 1

    Describe what the toilet is doing

    Tell us whether it runs, leaks, rocks, or clogs, and whether other fixtures are affected. Call, text, or book online.

  2. 2

    We find the cause

    We test the tank parts, check the seal and flange at the floor, and look at the shutoff valve. If the pattern points past the toilet, we say so.

  3. 3

    Repair or replace, your call

    We explain the options and recommend the one that fits. If a new toilet makes sense, we help you choose a height and style that suits your household.

Plumbing Help Close to Home

Sweetwater Plumbing serves homeowners in Apex, Cary, Holly Springs, Morrisville, Raleigh, Durham, and Chapel Hill.

Helpful Details

Frequently Asked Questions

Why does my toilet keep running?

The most common cause is a flapper that no longer seals against the flush valve, or a fill valve that does not shut off at the right level. Both parts wear out with use and with the minerals in the water. Replacing the worn part usually stops the running.

Why is there water around the base of my toilet?

Water at the base often comes from a failed wax ring, a loose toilet, or a supply line that is leaking. A leak at the base can damage the subfloor over time, so it is worth having checked before the wood softens. Sometimes the water is condensation from the tank, which we can tell apart on site.

Why does my toilet rock?

A rocking toilet usually has loose closet bolts, an uneven floor, or a flange that has shifted. Rocking can break the wax seal and cause a leak. We reset the toilet and correct the cause so it sits solid.

My toilet keeps clogging. Is it the toilet or the drain?

It can be either. A toilet with a weak flush clogs often, but so does a toilet on a partly blocked drain or sewer line. If several fixtures drain slowly or gurgle, see our drain cleaning and sewer line repair pages.

What is a comfort-height toilet?

A comfort-height toilet has a taller bowl, closer to the height of a standard chair. Many people find it easier to sit down and stand up, which helps with aging in place. We can install ADA-height models where that is the goal.

Should I replace the shutoff valve when the toilet is replaced?

Often, yes. Older shutoff valves can stick, weep, or fail to close fully, and they are easy to replace when the toilet is already off. Doing it in the same visit saves a second trip and a future surprise.

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