3 Residential Water Heaters to Buy in 2024

In today’s modern households, a reliable water heater is indispensable for daily comfort. From refreshing showers to efficient dishwashing, the right water heater ensures a steady supply of hot water. With a plethora of options available, we’ve sifted through the choices to present you with the top contenders. Join us as we explore the key features and benefits of the leading residential water heaters on the market.”

AO Smith Residential Electric Water Heater

The AO Smith EJCT-20 Residential Electric Water Heater is a testament to efficiency and practicality. Its compact design makes it ideal for homes where space is at a premium, while the side-mounted plumbing and electrical connections ensure easy installation, especially under counters.

Crafted with durability in mind, this water heater features a tamper-resistant brass drain valve, offering peace of mind to homeowners concerned about longevity and safety. With a single heating element, it simplifies maintenance and operation while providing reliable performance.

Whether you’re replacing an old water heater or installing one for the first time, the AO Smith EJCT-20 delivers on its promise of reliability and convenience. Its straightforward design and durable construction make it a worthy investment for any residential setting.


Pros:

  • Compact design for space efficiency
  • Side-mounted plumbing and electrical connections for easy installation
  • Durable tamper-resistant brass drain valve
  • 20-gallon capacity
  • Corded electric power source
  • Efficient 2500 watts at 120 volts
  • Sturdy brass construction for longevity

Cons:

  • Limited to indoor installation
  • A single element may have slightly longer heating times for larger amounts of water

Rheem Natural Gas Tankless Water Heater

The Rheem Mid-Efficiency 7.0GPM Indoor Natural Gas Tankless Water Heater stands out as a smart and reliable choice for homeowners seeking efficiency and convenience. At its core, the EcoNet Smart Monitoring System embodies cutting-edge technology, ensuring optimal performance, comfort, and energy savings.

With a flow rate ranging from 0.26 GPM to 7 GPM, this tankless water heater caters to varying household demands, providing a steady supply of hot water when needed. The temperature range of 80°F to 140°F, preset at 120°F from the factory, offers flexibility while maintaining energy efficiency.

Powered by electronic ignition, requiring only 200 watts, this heater ensures reliable ignition for years to come. Its construction from copper and stainless steel reflects durability and resilience, promising long-lasting performance even in demanding conditions.


Pros:

  • Continuous hot water supply for back-to-back showers
  • Cost-saving and energy-efficient operation
  • Automatic adjustment of energy consumption for optimal efficiency
  • Durable stainless steel construction
  • Easy temperature control with remote electronic thermostat

Cons:

  • Indoor installation only
  • Requires a power source of 120 Volts
  • Limited to a capacity of 7 gallons

Rinnai Residential Electric Water Heater


The Rinnai RE140iP Non-Condensing Propane Tankless Water Heater exemplifies smart design and efficiency, delivering hot water on demand while conserving energy. Its compact size, akin to a small suitcase, belies its powerful performance, providing up to 5.3 gallons per minute (GPM) to serve multiple fixtures simultaneously.

You’ll love its improved design, which ensures it only heats water when necessary, minimizing energy consumption. The cleaner internal layout not only speeds up installation but also enhances serviceability. Additionally, the LED screen offers convenient service reminders and error codes, simplifying maintenance.

Durability and reliability are paramount, with Rinnai offering a comprehensive warranty package, including guarantees for the heat exchanger, labor, and parts. For added convenience, the Control module allows for WiFi control, although it’s not included with the unit.

While professional installation is recommended for optimal performance, Rinnai provides resources to help users find qualified technicians in their area. With a range of product guides, manuals, and warranty information available, homeowners can confidently select the right tankless water heater for their needs.


Pros:

  • Smart design for energy conservation
  • Compact size fits various spaces
  • LED display for easy monitoring
  • Provides up to 5.3 GPM
  • Durable with extended guarantees

Cons:

  • Professional installation recommended
  • control module for WiFi control not included

Best Residential Water Heaters Buying Guide

Choosing the right water heater for your home is a crucial decision that can impact your energy bills, hot water availability, and overall comfort. With an array of options available, navigating the market can be overwhelming. This guide aims to equip you with the essential knowledge to make an informed choice when selecting a residential water heater.

Types of Water Heaters

1. Tank-Style Water Heaters

Tank-style water heaters are the most common type found in residential settings. These units store hot water in an insulated tank, ensuring a constant supply of hot water when needed. They come in various sizes, ranging from 20 to 80 gallons or more, to accommodate different household needs. Tank-style water heaters can be fueled by electricity, natural gas, propane, or oil.

2. Tankless Water Heaters

Tankless water heaters, also known as on-demand or instantaneous water heaters, heat water directly as it flows through the unit. They do not store hot water, which eliminates the risk of standby heat losses associated with tank-style units. Tankless water heaters are available in electric, natural gas, and propane models, and they are generally more energy-efficient than their tank-style counterparts.

3. Hybrid Water Heaters

Hybrid water heaters combine the features of a tank-style and a tankless unit. They have a storage tank like traditional tank-style heaters but also incorporate heat pump technology that transfers heat from the surrounding air to the water in the tank. This design allows for energy savings while providing a consistent supply of hot water.

Factors to Consider

Household Size and Hot Water Demand

The size of your household and the amount of hot water you typically use will play a significant role in determining the appropriate water heater size and type. Larger households or those with higher hot water demands, such as homes with multiple bathrooms or a whirlpool tub, may require a larger tank or a tankless unit with a higher flow rate.

Energy Efficiency

Energy efficiency is a crucial factor in selecting a water heater, as it can significantly impact your utility bills and environmental footprint. Look for water heaters with high energy efficiency ratings, such as Energy Star-certified models, which can save you money on energy costs over the lifetime of the unit.

Fuel Type and Availability

Consider the fuel type and its availability in your area. Electric water heaters are popular and readily available, but they may be more expensive to operate in areas with high electricity rates. Natural gas and propane water heaters are generally more cost-effective to operate, but they require a dedicated fuel line and proper ventilation.

Installation and Maintenance Requirements

Different types of water heaters have varying installation and maintenance requirements. Tank-style units may require more space and proper drainage, while tankless units often require specialized venting and electrical or gas line modifications. Consider the upfront installation costs and the long-term maintenance needs, such as regular flushing and servicing.

Warranty and Lifespan

Reputable manufacturers typically offer warranties on their water heaters, ranging from a few years to over a decade. Longer warranties can provide peace of mind and protect your investment. Additionally, consider the expected lifespan of the unit, which can vary based on factors like water quality, usage patterns, and proper maintenance.

Conclusion

Selecting the best residential water heater involves evaluating your household’s specific needs, energy efficiency goals, and budget considerations. By understanding the different types of water heaters, their respective advantages and drawbacks, and the factors to consider, you can make an informed decision that ensures reliable hot water supply and long-term cost savings. Remember to consult with a professional plumber or contractor for expert guidance and proper installation.

Frequently Asked Question

What size water heater do I need for my home?

The size of the water heater you need depends on factors like the number of people in your household, your hot water usage patterns, and the size of your home. As a general rule, a typical family of four will require a 40- to 50-gallon water heater. For larger families or homes with higher hot water demands, a larger-capacity heater may be necessary.

What is the difference between a traditional tank water heater and a tankless water heater?

Traditional tank water heaters store and continuously heat a large volume of water in a tank, maintaining a set temperature ready for use. Tankless water heaters, on the other hand, heat water only as it is needed, providing hot water on demand. Tankless heaters are often more energy-efficient and space-saving compared to traditional tanks, but they may have a higher upfront cost.

How long can I expect my water heater to last?

The lifespan of a water heater can vary depending on factors such as the quality of the unit, maintenance, and usage patterns. On average, traditional tank water heaters typically last between 8 and 12 years, while tankless water heaters can last up to 20 years or more with proper maintenance.

What maintenance is required for a water heater?

Regular maintenance can help prolong the lifespan and efficiency of your water heater. Tasks may include flushing the tank to remove sediment buildup, checking and replacing the anode rod if necessary, inspecting for leaks or corrosion, and ensuring proper ventilation for gas-powered heaters. It’s recommended to consult the manufacturer’s guidelines for specific maintenance requirements.

How can I improve the energy efficiency of my water heater?

There are several ways to enhance the energy efficiency of your water heater. Consider insulating the hot water pipes to reduce heat loss, lowering the temperature setting on the heater to a comfortable yet efficient level, installing a timer or smart thermostat to regulate usage during peak hours, and investing in a high-efficiency model if replacing your current unit. Additionally, regular maintenance such as flushing the tank can improve efficiency by removing sediment buildup.