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Tankless Water Heaters in Frisco, TX

O’Bryan Plumbing Services is your go-to expert for help with your tankless water heater in Frisco, TX. Whether you need a replacement water heater or you’re installing your first one, we can help. We also provide routine maintenance and repairs to ensure you always get the help you need.

Contact O’Bryan Plumbing for tankless water heater services in Frisco today.

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Tankless Water Heater Services in Frisco

We’re a full-service plumbing company that can assist with all of your water heater needs. We help homeowners choose the right tankless unit, and we can replace your existing tank-style water heater. We also provide routine maintenance and emergency repairs.

Here are the benefits of a tankless unit.

  • Provides endless hot water
  • Improves energy efficiency
  • Reduces energy costs
  • Saves space in your home
  • Offers a longer lifespan
  • Reduces standby heat loss
  • Delivers hot water on demand

Tankless Water Heater Repairs for Ignition Failures and Fluctuating Temperatures

From time to time, all water heaters experience malfunctions. Ignition failures and fluctuating temperatures can indicate a faulty internal component that requires professional assistance. It’s best to call us as soon as you notice something is wrong with your water heater.

When Is a Tankless Upgrade Worthwhile?

As tankless units become more and more popular, many homeowners are considering the switch. A tankless unit may be a worthwhile investment if you’re looking for a more efficient water heater setup. These units are also great for homeowners who want on-demand hot water without running out.

Here are key signs you could benefit from a tankless water heater.

  • Frequently running out of hot water
  • High monthly energy bills
  • Limited space for a water heater
  • An aging traditional water heater
  • Wanting improved energy efficiency
  • Needing hot water for multiple fixtures
  • Planning a home renovation or upgrade

Sizing for Simultaneous Frisco Showers

One of the biggest problems that DIY homeowners run into is choosing the wrong size tankless unit. It’s important to account for simultaneous water usage, like having multiple people showering at the same time. Consulting one of our plumbers is the best way to ensure that you get an appropriately sized water heater.

Tankless Water Heater Installation in Frisco

If you’re in the market for a new water heater, you may want to consider upgrading from a tank-style unit to a tankless one. Tankless systems offer better efficiency and provide on-demand hot water. It’s always a good idea to consult one of our plumbing professionals to determine the appropriate unit size for your home.

Check out these factors when considering water heater sizing.

  • Household hot water demand
  • Number of bathrooms and fixtures
  • Simultaneous hot water usage
  • Incoming groundwater temperature
  • Desired hot water temperature
  • Required flow rate in gallons per minute
  • Available gas or electrical capacity

Preventing Mineral Buildup and Performance Loss

Your new tankless unit isn’t a set-it-and-forget-it appliance. Rather, it needs to receive regular care to stay in good working condition. Over time, mineral buildup can lead to performance loss and inconsistent water temperatures. We highly recommend scheduling professional maintenance service every year to keep your unit in tip-top condition.

Here are necessary maintenance tasks.

  • Descale the heat exchanger
  • Flush the system regularly
  • Clean inlet water filters
  • Inspect venting and exhaust
  • Check for leaks and corrosion
  • Test pressure relief valves

Restore Reliable Hot Water Today

O’Bryan Plumbing Services is a trusted area expert providing exceptional tankless water heater services in Frisco and the surrounding Texas areas. We’ve been in operation since 1982 and always provide upfront pricing. Our family-owned business offers competitive product and service warranties and stands behind all our work with a satisfaction guarantee.

If you need help with your tankless water heater in Frisco, contact O’Bryan Plumbing Services now.

Contact us today
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Frequently Asked Questions

Whether it’s about the benefits of going tankless or what size unit is ideal, we get many questions from our clients. Below, we’ll address some of the most frequent questions we get.


Why does my tankless water heater turn cold during back-to-back showers in Frisco?

Your tankless system may turn cold during back-to-back showers if your unit isn’t able to keep up with your demand. Mineral buildup, an undersized unit, and a malfunctioning heating component can all interrupt your hot water delivery. Professional diagnostics can determine what’s causing the problem.

How often should Frisco homeowners flush their tankless water heaters to prevent mineral buildup?

It’s best to flush your water heater at least once a year to remove any mineral buildup from the heat exchanger. If you have hard water, you may want to flush it more often to keep the system running efficiently. When you call us for annual maintenance service, our plumber will flush your unit to improve its efficiency.

Can my Frisco home's existing gas line support a new tankless water heater?

In many cases, your existing gas line can supply enough capacity for your new tankless unit. However, whether or not you can use the same line really depends on the necessary gas flow rate for your water heater. It’s best to have one of our plumbers evaluate your gas line diameter and pressure to determine if you need to upgrade.