Brentwood, TN · Williamson County

Water Heater Installation & Replacement in Brentwood, TN

Big homes use a lot of hot water. Southern Sun Plumbing replaces tank water heaters in Brentwood, including larger-capacity tanks and homes that run two heaters side by side.

Southern Sun Plumbing is an owner-operator residential plumber based in Mount Juliet — just south of Nashville — 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

Water heater being flushed of sediment in a Brentwood, TN garage

What we do

We install and replace standard tank water heaters, gas and electric. That means sizing the new tank for your household, hauling the old one off, bringing the connections, venting, and relief valve up to code, and making sure you have hot water before we leave.

Water Heater Installation & Replacement in Brentwood homes

Many Brentwood homes have multiple full baths, large tubs, and laundry running at the same time. That demand puts real strain on a water heater, and it's why tank size and setup matter so much more here than in a smaller house. An expansion tank and pressure regulator in good shape also protect the new heater.

Brentwood homeowners reach us directly — no call center.

Calls we get from Brentwood

Running out during busy mornings

We look at your household's usage and suggest the right capacity, or a second tank if needed.

Replacing a dual-tank system

We replace both tanks and the connections that tie them together so they share the load evenly.

Failed expansion tank

A waterlogged expansion tank stresses the heater. We replace it along with the water heater.

A tip from Will Pontius

If your large tub never fills with hot water, the tank may be undersized for the house. Mention it when you call.

Signs you may need water heater replacement

•Rust-colored hot water or a metallic smell
•Popping or rumbling noises from the tank
•Water pooling around the base of the heater
•Running out of hot water faster than you used to
•A tank that's 10 to 12 years old or older

How it works

1.Text us a photo of the tank's label so we can see size, fuel type, and age.
2.We quote the replacement up front — tank, parts, labor, and haul-off.
3.We drain and remove the old unit and set the new one.
4.We check for leaks, light or power it up, and walk you through the settings.

Why it matters

A failing tank rarely gives a polite warning — replacing it on your schedule beats a flooded garage or utility closet.

New tank water heater installed in a garage in Brentwood, TN

Common causes of water heater replacement problems

Sediment buildup

Middle Tennessee water carries minerals that settle at the bottom of the tank. That sediment causes popping and rumbling noises, lowers efficiency, and shortens the tank's life.

Corroded tank lining

Once the anode rod is used up, the tank itself starts to rust. Rusty hot water or a leak at the base usually means the tank is at the end of its life.

Failed heating parts

On electric tanks, elements and thermostats wear out. On gas tanks, thermocouples and gas valves can fail. Sometimes a repair makes sense; on an older tank, replacement usually does.

Relief valve problems

A dripping temperature and pressure relief valve can signal excess pressure or a worn valve — a safety issue worth checking promptly.

How we diagnose water heater replacement problems

Before we quote a water heater replacement in Brentwood, we look at the tank's age, size, fuel type, and location, plus the venting, gas or electrical connection, and relief valve piping. Texting us a photo of the label speeds this up. If a simple repair will get a newer tank going again, we'll tell you that instead of selling you a new one.

Your water heater replacement options

Like-for-like replacement

The same size and fuel type in the same spot — usually the fastest and most affordable path back to hot water.

Right-sizing

If your household has grown or you're always running out, we can talk through a larger tank.

Code updates

Installs include bringing connections, venting, and relief valve discharge up to current code where needed.

What affects the price

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

•Tank size and gas vs. electric
•Location (garage, closet, attic, or crawlspace)
•Venting, gas line, or electrical updates needed
•Haul-off and disposal of the old unit
•Expansion tank or drain pan requirements

Prevention tips

✓Flush the tank periodically to clear sediment
✓Have the anode rod checked on tanks a few years old
✓Test the relief valve once a year
✓Keep the area around the tank clear and dry

Why Brentwood 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 water heater replacement near Brentwood, you'll get straight answers and careful, clean work.

Water Heater Installation & Replacement in Brentwood: common questions

What size water heater does a Brentwood home need?

It depends on bathrooms, people, and usage. We'll talk it through and recommend a size.

Do you replace expansion tanks too?

Yes, and we check them on every water heater install.

What type of water heaters do you install in Brentwood?

Standard tank water heaters, both gas and electric. We size the new tank to your household and haul the old one away.

How do I know my water heater needs replacing?

Common signs are water at the base of the tank, rusty hot water, rumbling noises, or hot water running out faster than it used to. A tank past about ten years old is worth checking.

Can you tell me if my water heater just needs a repair?

Yes. If a part like a thermostat or element is the problem on a younger tank, repair may make more sense, and we'll tell you honestly.

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Areas of Brentwood we cover

Maryland Farms areaGovernors ClubBrentmeadeRaintree ForestConcord Road area

Need water heater replacement in Brentwood?

Call or text 615-975-9052. Texting a photo is often the fastest way to get a price range.

Call 615-975-9052 Text a photo