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Choosing a Water Heater That Reduces Your Energy Bills

11/Mar/2026
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The average home uses about 18% of its total energy on water heating, representing the second largest energy expense in any home. Having an energy-efficient water heater will help you cut down on your energy bills while enjoying an ample supply of hot water.

If your water heater is getting old and you’re planning a replacement, it’s important to choose a unit that will lower your energy bills without compromising on hot water supply. A tankless water heater is an energy-saving option that delivers hot water on demand, making it a cost-effective alternative to storage water heaters.

At Mr. Rooter Plumbing, we take great pride in offering professional water heater services, including water heater replacement and repair. When you need help with choosing a water heater that reduces your energy bills, our plumbers are ready to help. Let’s look at how you can choose an energy-efficient water heater.

Understand the Different Types of Water Heaters

The type of water heater you install has a major impact on energy efficiency and operating costs. Traditional storage tank water heaters store heated water in a tank until it is needed. While they are usually less expensive to purchase, they often lose heat over time as stored water cools down, a phenomenon known as standby heat loss.

A more efficient option is the tankless water heater, also called an on-demand system. These units heat water only when it is needed, eliminating standby heat loss. Because they don’t continuously heat stored water, they can be 8% to 34% more energy efficient than traditional tank models, depending on household water usage. Over time, the reduced energy consumption can lower monthly utility bills.

Consider Heat Pump Water Heaters

Heat pump water heaters are among the most energy-efficient systems available. Instead of generating heat directly, these units transfer heat from the surrounding air to the water, similar to how a refrigerator works in reverse. This design allows them to use far less electricity than conventional electric water heaters.

According to the U.S. Department of Energy, heat pump water heaters can be two to three times more energy efficient than traditional electric resistance heaters, potentially saving homeowners hundreds of dollars per year on energy costs. Some high-efficiency models can even reduce annual energy costs by several hundred dollars compared to standard systems.

While the initial installation cost may be higher, the long-term energy savings often offset the upfront investment. As long as you hire a trusted plumbing repair service, you can be confident that your heat pump will work correctly for years to come.

Look for ENERGY STAR Certification

When comparing water heaters, always check for ENERGY STAR certification. Appliances with this label meet strict efficiency standards established by energy authorities. ENERGY STAR-rated water heaters use advanced technology to reduce wasted energy while maintaining strong performance.

For example, efficient heat pump water heaters can have a Uniform Energy Factor (UEF) over 3.0, meaning they produce more hot water per unit of electricity compared to less efficient models with UEF ratings below 1.0. Choosing a certified model helps ensure that your water heater delivers optimal performance and long-term savings. A professional plumber in Rocky Mount that specializes in water heater installation can help you choose the right model that will save you energy and money in the long run.

Do You Need Water Heater Replacement Service? Contact Mr. Rooter Plumbing Today

If you’re ready to take control of your home’s energy efficiency, it’s time to opt for a tankless water heater. This type of water heater does not just offer energy savings; it also provides unlimited hot water, saves space, and lasts much longer. At Mr. Rooter Plumbing, we are proud to be the plumbing company to call when you need reliable water heater services. Whether it’s time to replace a failing water heater or you’ve noticed a problem with your existing water heater, we are ready to provide you with exceptional services. Our knowledgeable and experienced plumbers are here to help you select the best water heater for your needs. Contact us today to schedule water heater service.

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