Replacing A Water Heater With A Tankless Water Heater

August 18, 2025 George Stanford

When it’s time to replace your water heater, many homeowners start asking the same question: should I stick with a traditional tank model or upgrade to a tankless water heater? At Spot On Plumbing of Tulsa, we’ve seen more and more families choosing tankless systems for their homes. They’re energy-efficient, save space, and provide endless hot water on demand. But making the switch isn’t as simple as swapping one unit for another, you’ll need professional Tulsa plumbers who know exactly how to handle the installation, service, and long-term maintenance.

In this guide, we’ll walk you through everything you need to know about replacing a standard water heater with a tankless water heater. From why homeowners are making the change, to what the installation process looks like, to who replaces water heaters correctly in Tulsa, we’ll cover it all.

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Why Replace Your Old Water Heater With A Tankless Water Heater?

Traditional tank-style water heaters have been the standard in homes for decades. They store a large amount of water, usually 40 to 50 gallons, that gets heated and kept ready until you need it. The problem is, once that hot water runs out, you have to wait for the tank to refill and reheat. That means cold showers, wasted energy, and sometimes higher utility bills.

A tankless water heater, on the other hand, heats water on demand. When you turn on the shower, the system heats the water as it passes through. That means:

Endless hot water: No more racing to shower before the tank runs out.
Energy savings: You only use energy when hot water is actually needed.
Longer lifespan: Tankless systems often last up to 20 years with proper tankless water heater service.
Space saving: A tankless unit mounts to a wall and frees up valuable floor space.

This is why so many people in Tulsa are asking not just about water heater replacement, but specifically about tankless repair, tankless water heater plumbers, and tankless water heater service.

Who Replaces Water Heaters in Tulsa?

One of the biggest concerns homeowners have is knowing who replaces water heaters properly. Installing a tankless water heater isn’t the same as swapping out an old tank. It often requires:

Gas line adjustments for the higher demand of on-demand heating.
Ventilation upgrades to safely release exhaust.
Electrical work if the system requires dedicated circuits.
Plumbing adjustments to reroute water lines.

That’s why you don’t want just anyone working on your system. You need water heater experts who understand the unique demands of tankless hot water heater repair and installation. Spot On Plumbing of Tulsa has a team of tankless water heater plumbers trained specifically for this type of work.

The Process of Replacing A Water Heater With A Tankless Water Heater

When you call Spot On Plumbing for tankless installation, we follow a clear process to ensure your new system works flawlessly.

Step 1: Evaluate Your Home and Hot Water Needs

Not every home uses hot water the same way. Some families have multiple bathrooms running at once, while others only need hot water in one or two areas at a time. Our Tulsa plumbers will calculate your home’s hot water demand to recommend the right size tankless water heater.

Step 2: Remove the Old Water Heater

We safely disconnect your old tank system, drain it, and remove it from your home. As water heater experts, we know how to handle this step efficiently and without creating a mess.

Step 3: Prepare Gas, Water, and Electrical Connections

This is where professional expertise really matters. Tankless systems often need upgraded gas lines or new venting. Our tankless water heater plumbers make sure every connection is up to code and built to last.

Step 4: Install the Tankless Water Heater

The new unit is mounted securely on a wall, connected to your utilities, and tested thoroughly. We make sure your system is heating water properly before we leave.

Step 5: Provide Ongoing Tankless Water Heater Service

The installation isn’t the end of the process. Tankless systems need regular maintenance to stay efficient. Spot On Plumbing offers tankless hot water heater repair and annual service to keep your investment protected.

Tankless Water Heater Repair and Maintenance

Even though tankless systems are built to last, like any appliance, they may need repair or service over time. Some of the most common issues include:

Mineral buildup inside the unit, especially if you have hard water.
Ignition problems where the burner won’t light properly.
Temperature fluctuations that cause water to run hot, then cold.
Error codes that need to be diagnosed by tankless water heater plumbers.

The good news is that most problems can be fixed with professional tankless hot water repair. Spot On Plumbing provides tankless repair and maintenance services across Tulsa. With routine flushing and inspection, your system will keep working at peak efficiency for many years.

Tankless Water Heater Service vs Traditional Tank Repair

A big difference between tank and tankless systems is how they’re serviced. Traditional tanks often deal with leaks, rust, or complete tank failure, which usually means replacement. Tankless systems, on the other hand, are designed to be serviced and maintained. That’s why having reliable tankless water heater service is so valuable, you can prevent small issues from becoming costly repairs.

Spot On Plumbing focuses on preventive care, not just emergency tankless water heater repair. By scheduling regular service, our Tulsa plumbers can help you avoid breakdowns and extend the lifespan of your unit.

Why Choose Spot On Plumbing of Tulsa?

There are a lot of plumbers in the Tulsa area, but not all of them are experienced with tankless water heaters. At Spot On Plumbing, we specialize in:

Professional installation by certified tankless water heater plumbers.
Honest, upfront pricing with no hidden fees.
Fast tankless repair when you need it most.
Long-term tankless water heater service to protect your investment.
A customer-first approach, your satisfaction is always our top priority.

When people ask “who replaces water heaters in Tulsa?”, the answer is clear. Spot On Plumbing is the trusted local team for tankless systems.

Frequently Asked Questions About Tankless Water Heaters

1. How long does it take to install a tankless water heater?

Most installations can be completed in one day, but it depends on your home’s setup and whether upgrades are needed.

2. Can I replace my old water heater with a tankless system in the same spot?

Sometimes, but not always. Tankless systems are wall-mounted and may require different venting or gas line access.

3. Do tankless water heaters really save money?

Yes, over time. They use less energy because they only heat water when needed, and they last nearly twice as long as traditional tanks.

4. Who should I call for tankless hot water heater repair?

Call Spot On Plumbing of Tulsa. Our water heater experts know how to handle every type of tankless repair.

The Bottom Line on Replacing A Water Heater With A Tankless Water Heater

Upgrading from a traditional tank to a tankless water heater is one of the best investments you can make for your home. You’ll enjoy endless hot water, lower energy bills, and a system that can last up to 20 years with proper service.

But remember, tankless installation isn’t a DIY project. It takes skilled Tulsa plumbers who understand the complexities of tankless water heater service, repair, and installation. That’s where Spot On Plumbing comes in.

On top of expert installation, every tankless water heater we install is backed by our 2-year labor warranty, so you can feel confident knowing we stand behind our work. Pair that with the manufacturer’s warranty, and your investment is protected for years to come.

If you’re ready to replace your old water heater and want a system built for the future, give Spot On Plumbing of Tulsa a call today. Our team of tankless water heater plumbers will guide you every step of the way, from choosing the right unit to ongoing service and tankless hot water repair.

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