Tankless Water Heater Installation in Allen, TX

The Smarter Way to Enjoy Hot Water—Anytime You Need It

Tired of running out of hot water or dealing with bulky, energy-hungry storage tanks? Tankless water heaters are rapidly becoming the preferred solution for homeowners in Allen, TX looking to increase efficiency and comfort. At Thorough Plumbing, we provide expert tankless water heater installation services that offer endless hot water, lower energy bills, and a space-saving upgrade—all with guaranteed precision and honesty.

Serving communities throughout Allen and nearby neighborhoods like Twin Creeks, we bring unmatched professionalism and care to every installation. Whether you're upgrading your current system or replacing an outdated water heater, we’ll help you make a confident, informed choice backed by skilled workmanship.

Why Choose a Tankless Water Heater?

Tankless (on-demand) water heaters only heat water when it’s needed, eliminating the standby energy losses common with traditional tank models. That means no more paying to keep 40+ gallons of water hot all day—and no more waiting for a tank to refill between showers.

Key benefits of tankless systems include:

  • Unlimited Hot Water: Enjoy a consistent stream of hot water for long showers, laundry, and dishes—no interruptions.

  • Energy Efficiency: Save up to 30% on your water heating bills.

  • Space-Saving Design: Wall-mounted units free up space in garages, closets, or utility rooms.

  • Extended Lifespan: Tankless units often last over 20 years with proper care—outperforming traditional models.

  • Cleaner Water: Without a tank, there's no buildup of rust or scale affecting water quality.

Trusted Tankless Water Heater Installation in Allen

Choosing the right plumbing company is just as important as selecting the right equipment. With Thorough Plumbing, you’re choosing local experts who truly care.

As a veteran and family-owned business with decades of combined experience, we proudly serve the greater Allen area with a focus on transparency, reliability, and excellence. From the moment we arrive, you can expect clean, courteous technicians who respect your home as if it were their own.

We install units from industry-leading brands and tailor our recommendations to your home size, water demand, and efficiency goals.

Will a Tankless Water Heater Work for Your Home?

Tankless systems are ideal for many—but not all—homes. A professional evaluation is critical to ensure the right match. During your consultation, our licensed plumbers assess your water usage patterns, household size, and incoming water temperature to recommend a unit that delivers peak performance.

Even if you're switching from a tank-style heater, we handle all necessary plumbing reroutes and code updates to make the transition seamless.

If you live in neighborhoods like Watters Crossing, Twin Creeks, or Beacon Hill in Allen, we can typically install your system in just one visit.

Why Homeowners in Allen Trust Thorough Plumbing

We're more than just your average plumbing company. At Thorough Plumbing, we are proud to be:

Veteran & Family-Owned

Founded on integrity and dedication to service, we treat every customer like family—because we are one.

100% Satisfaction Guaranteed

We don’t believe in "good enough." Our work is only complete when you’re fully satisfied.

Clean, Respectful Technicians

Our licensed professionals arrive in uniform, wear shoe covers, and leave your home cleaner than they found it.

Straightforward, Honest Pricing

No upsells. No hidden fees. Just transparent pricing and thoughtful guidance—always.

Financing Available

Don’t let upfront costs hold you back. We offer simple, flexible financing options to help make energy-efficient upgrades more accessible.

Whether you’re in Allen proper or a nearby area like Fairview or Lucas, our team is ready to deliver the dependable service and unbeatable value we’re known for.

Signs It’s Time to Go Tankless

If you’re unsure whether a tankless system is the right next step, consider the following:

  • Are you running out of hot water during peak times?

  • Is your current tank more than 10 years old?

  • Are your energy bills creeping higher?

  • Do you want to free up valuable indoor space?

  • Interested in reducing your home's carbon footprint?

If you answered yes to any of these questions, it might be time to explore your options.

What Sets Us Apart from Other Installers?

We don’t cut corners—ever. We take the time to properly size your system, install it per manufacturer specifications, and thoroughly test performance to ensure optimal operation. Our attention to detail means fewer issues down the road—and better comfort from day one.

Plus, unlike some competitors, we never pressure you into products or services you don’t need. At Thorough Plumbing, we’re on your side.

Serving Allen, TX and Nearby Neighborhoods

We proudly offer tankless water heater installation throughout Allen and the surrounding communities, including:

  • Twin Creeks

  • Watters Crossing

  • Beacon Hill

  • Stacy Ridge Estates

  • Fairview and Lucas

    If you’re unsure whether we service your area, just give us a call at 844-933-5874 or send us a message here. One of our friendly team members will be happy to assist.

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Book Your Repair Today

Ready to restore your hot water? Don’t wait for issues to worsen—contact the trusted pros at Thorough Plumbing today.

We’re standing by to bring thorough solutions to your tankless water heater needs in Allen, TX and beyond.

Thorough Plumbing truck

Frequently Asked Questions

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

For most homes in Allen, installation takes one day. This includes removing the old system, modifying plumbing lines if needed, and testing your new tankless unit. Larger homes or complicated retrofits may require additional time.

Is a tankless water heater really worth it?

Yes, especially for households with high hot water demand. Tankless systems provide long-term savings, reduce energy consumption, and offer unmatched convenience. Many homeowners in Allen recoup their investment through lower utility bills and increased home value.

Do I need to upgrade my electrical or gas lines?

In some cases, yes. Tankless systems often require more power or gas during operation. During our in-home evaluation, we’ll inspect your existing setup and let you know if any upgrades are needed—with no surprises.