Nashville, TN · Davidson County

Toilet Installation & Replacement in Nashville, TN

Whether it's a dated toilet in an older Nashville home or a weak-flushing one in a newer build, Southern Sun Plumbing handles toilet installs and replacements with the same owner-operator care.

Southern Sun Plumbing is an owner-operator residential plumber based in Mount Juliet — west on I-40 — run by Will Pontius, TN Master Plumber License #651. When you call, you're talking to the person who'll actually do the work.

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★★★★★ 5.0 on Google · Licensed & Insured · Upfront pricing

Newly installed toilet in a Nashville, TN bathroom

What we do

Whether you've picked out a new toilet or yours is cracked, rocking, or constantly running, we set it level on a fresh seal, connect a new supply line, and make sure it flushes and refills like it should.

Toilet Installation & Replacement in Nashville homes

Older Nashville homes on cast iron drains can have flanges that are cracked or corroded, while newer homes sometimes have toilets set without enough attention to the seal. Either way, the job comes down to what's under the toilet, not just the toilet itself.

We serve Nashville from our Mount Juliet base, especially the east side.

Calls we get from Nashville

Cracked cast iron flange

We repair the flange properly so the toilet seals and stays put.

A new home toilet that clogs often

Sometimes it's the toilet, sometimes the drain. We figure out which before you buy anything.

Adding a bidet seat

We can install a bidet seat and the supply connection it needs.

A tip from Will Pontius

Don't keep re-caulking a toilet that rocks. Caulk hides the movement, but the seal underneath is still breaking.

Signs you may need toilet replacement

•A toilet that rocks or shifts when you sit down
•Water around the base or a soft spot in the floor
•Constant running or phantom refills
•Cracks in the bowl or tank
•You're remodeling and want a taller or more efficient model

How it works

1.Tell us whether you have the toilet or want us to recommend one.
2.We remove the old toilet and check the flange and floor underneath.
3.We set the new toilet on a fresh wax or wax-free seal with a new supply line.
4.We test several flushes for leaks and haul away the old one.

Why it matters

A slow leak at the base can rot a subfloor quietly for months — a correctly set toilet stops that cold.

New toilet supply line and shutoff valve installed in Nashville, TN

Common causes of toilet replacement problems

Failed wax seal

When the seal under a toilet fails, water can seep onto the subfloor with every flush. Staining, odors, or a soft floor around the base are the warning signs.

Broken or loose flange

A cracked or corroded flange lets the toilet rock, which breaks the seal again. We check and repair the flange before setting a new toilet.

Worn internal parts

Flappers and fill valves wear out and cause constant running or phantom refills that waste water around the clock.

Cracked bowl or tank

Porcelain cracks don't repair well. A cracked toilet is a replacement, not a patch.

How we diagnose toilet replacement problems

When we replace a toilet in Nashville, we pull the old one and inspect what's underneath — the flange, the drain opening, and the floor. That's the part many installs skip, and it's the reason so many new toilets start leaking again. If the flange or floor needs attention, you'll know before we set the new toilet.

Your toilet replacement options

Tune-up repair

If the toilet itself is sound, a new flapper, fill valve, or seal may be all it needs.

Full replacement

We remove the old toilet, install yours on a fresh seal with a new supply line, and haul the old one away.

Comfort or efficiency upgrade

Taller comfort-height and water-saving models are popular upgrades, especially in remodels.

What affects the price

You get the price before we start — no surprises. These are the things that move it:

•Whether you supply the toilet
•Flange or subfloor repair needed
•Shutoff valve or supply line replacement
•Number of toilets being replaced

Prevention tips

✓Fix running toilets promptly
✓Watch for rocking — it breaks the seal over time
✓Don't flush wipes, even 'flushable' ones
✓Check around the base for staining or moisture

Why Nashville homeowners call Southern Sun Plumbing

Southern Sun Plumbing is a residential, owner-operator plumbing company based in Mount Juliet. Will Pontius holds TN Master Plumber License #651, answers his own phone, and does the work himself. We're rated 5.0 on Google, we're licensed and insured, and we price jobs up front. If you're searching for a toilet installation near Nashville, you'll get straight answers and careful, clean work.

Toilet Installation & Replacement in Nashville: common questions

Do you install bidet seats in Nashville?

Yes, where there's a suitable water connection at the toilet.

Do you serve all Nashville neighborhoods?

We serve many Nashville neighborhoods, especially those closer to Mount Juliet and south Nashville. Call or text to check.

Do you install new toilets in Nashville?

Yes. We remove the old toilet, check the flange and floor, set the new one solid and confirm there are no leaks before we leave.

Why does my toilet keep running?

Usually a worn flapper, fill valve or chain. These are often quick repairs, though an old toilet may be worth replacing.

My toilet rocks or leaks at the base. Is that urgent?

It should be looked at soon. A rocking toilet can break the wax seal and let water soak into the floor underneath.

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Areas of Nashville we cover

DonelsonEast NashvilleInglewoodMadisonAntioch

Need toilet replacement in Nashville?

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