When it comes to home improvement, one upgrade that many homeowners are considering is the transition from a traditional tank water heater to a tankless electric water heater. This shift offers numerous benefits, including energy efficiency, space saving, and a continuous supply of hot water. However, choosing the right tankless electric water heater can be a daunting task. To make your decision easier, here are some essential buying tips to guide you through the process.
What Is a Tankless Electric Water Heater?
A tankless electric water heater, also known as an on-demand water heater, heats water directly without the need for a storage tank. When you turn on the hot water tap, cold water flows through the unit, which heats it instantly using electric coils. This means you never run out of hot water, and you only use energy when you need it.
Benefits of Tankless Electric Water Heaters
- Energy Efficiency: Tankless water heaters are known for their energy efficiency. Unlike traditional tank water heaters that constantly maintain a reservoir of hot water, tankless models heat water only when required, which reduces energy consumption and lowers utility bills.
- Space Saving: Without the bulky tank, tankless units are compact and can be installed in smaller spaces, freeing up room for other uses.
- Endless Hot Water Supply: Since these units heat water on demand, you won’t experience the cold shower problem that can happen with traditional tanks when the reservoir runs out.
- Longer Lifespan: Tankless water heaters generally last longer than traditional tank models, offering reliable performance for up to 20 years with proper maintenance.
Key Factors to Consider When Choosing a Tankless Electric Water Heater
1. Determine Your Hot Water Needs
Before purchasing a tankless electric water heater, assess your household's hot water demands. Consider the number of people in your home and peak usage times. For instance, if you often use multiple hot water outlets simultaneously, such as showers, dishwashers, and washing machines, you'll need a unit with a higher flow rate.
2. Flow Rate and Temperature Rise
The flow rate of a tankless water heater is measured in gallons per minute (GPM) and indicates how much hot water the unit can produce. Additionally, the temperature rise refers to how much the unit can increase the temperature of the incoming cold water. Choose a model that provides an adequate flow rate and temperature rise to meet your needs.
3. Energy Efficiency Ratings
Look for energy efficiency ratings, such as the Energy Factor (EF) or Uniform Energy Factor (UEF), to ensure you're getting a model that performs efficiently. Higher efficiency ratings generally mean lower operating costs.
4. Size and Installation Requirements
Tankless electric water heaters come in various sizes and require specific electrical configurations. Ensure that your home's electrical system can handle the power requirements of the unit you choose. Some models may require a dedicated circuit, and installation might involve upgrading your electrical panel.
5. Brand and Warranty
Choose a reputable brand known for quality and reliability. Research customer reviews and expert recommendations to find a reliable model. Additionally, check the warranty offered by the manufacturer. A longer warranty period often indicates confidence in the product's durability.
6. Cost and Budget
Tankless electric water heaters can vary significantly in price. While the initial cost may be higher than traditional tank models, the long-term savings on energy bills can make up for it. Evaluate your budget and consider both the upfront cost and potential savings over time.
7. Maintenance and Service
Regular maintenance is essential for the optimal performance of your tankless water heater. Some units come with self-cleaning features, which can reduce maintenance efforts. Also, consider the availability of professional service and support in your area.
8. Local Climate and Water Quality
Your local climate and water quality can affect the performance of a tankless water heater. In colder climates, the incoming water temperature may be lower, requiring a unit with a higher temperature rise. Hard water can also lead to scaling, so choose a model with built-in scaling prevention or consider installing a water softener.
Installation Tips for Your Tankless Electric Water Heater
1. Professional Installation
For optimal performance and safety, it's recommended to have a professional plumber or electrician handle the installation of your tankless electric water heater. They can ensure that the unit is installed correctly and that all electrical connections are safe.
2. Proper Ventilation
Although electric tankless water heaters do not require venting like gas models, proper ventilation around the unit is still essential to prevent overheating. Follow the manufacturer’s guidelines for clearance and ventilation requirements.
3. Regular Maintenance
Perform regular maintenance to keep your tankless electric water heater running efficiently. This may include descaling the unit, checking for leaks, and ensuring that all electrical components are functioning correctly.
Conclusion
Choosing the right tankless electric water heater involves evaluating your household’s hot water needs, considering energy efficiency, and understanding the installation requirements. By taking these factors into account, you can make an informed decision that will provide you with endless hot water while saving energy and space.
When you’re ready to make a purchase, remember to do thorough research, read customer reviews, and consult with professionals if needed. With the right tankless electric water heater, you’ll enjoy a continuous supply of hot water and the benefits of energy efficiency for years to come.
Need Electrical Contractors in Alexandria, VA?
Welcome to Walsh Electric! Since 1985, we’ve been providing exceptional electrical services to the greater DC area. We specialize in electrical repairs, upgrades, maintenance, and everything in between Additionally, we are NFPA and NETA certified, and have an outstanding relationship with the Better Business Bureau. Call us today!
