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Boilers vs. Water Heaters: Understanding the Differences


Heating, Plumbing

Boilers and water heaters may both heat water, but they serve very different purposes in your home. As a homeowner, it’s important to understand the differences between these essential systems. While both provide hot water, they operate differently and affect efficiency, comfort, and performance.

At American Vintage Home, our team wants to make sure you have the knowledge to keep your home running smoothly. Our technicians have put together this guide to help explain the key differences between boilers and water heaters.

What Is a Boiler?

2 residential boilers newly installed

A central heating boiler is a key component of home heating. It works by heating water in a sealed tank and then distributing it through pipes to radiators or underfloor heating systems to warm up your home. The hot water from boilers cannot be used in your plumbing system for tasks like showering and dishwashing. Boilers are popular heating systems for older homes in the Chicago area, offering efficiency and comfort all year round.

What Is a Water Heater?

Two tankless water heaters in a basement. A modern upgrade for efficient water heating in Chicago.

A water heater is for tasks like showers, dishwashing, and laundry. Several water heater types, including storage tank and tankless models, offer different benefits. While these systems don’t heat your home like a boiler, choosing the right water heater can make a big difference in your home’s comfort and energy efficiency.

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Key Differences Between Boilers & Water Heaters

Both boilers and water heaters are essential systems for the comfort and functionality of your home. A thorough comparison of hot water systems can help you weigh the advantages and disadvantages to find the best fit. Consider the following factors: efficiency, installation costs, maintenance requirements, and how each system fits your home’s heating and hot water needs.

Key differences include:

  • Capabilities: Boilers heat water using a heat exchanger to warm water quickly, but it’s not usable water. In contrast, water heaters heat and store water, with storage tank models keeping a set amount of water hot in a tank for later use.
  • Efficiency: Boilers are generally more efficient for heating homes, especially modern condensing models. Water heaters, particularly tankless versions, are efficient for providing on-demand hot water but don’t heat the home.
  • Types: Boilers are primarily used for central heating, while water heaters come in various types, such as tankless or storage tank models, each catering to different hot water needs.
  • Costs: Boiler installation typically costs more due to the complexity of setting up a central heating system, whereas water heater installation, especially for tank models, tends to be simpler and less expensive.
  • Maintenance: Boilers require regular maintenance, which can be more complex, while water heaters generally have lower maintenance needs, particularly tankless models, which have fewer components to service.

Choose American Vintage Home for Expert Boiler & Water Heater Services

At American Vintage Home, we’re the top choice for both boiler and water heater services in North Shore and beyond. As the older home exerts, we offer solutions that preserve the unique character of vintage properties while ensuring top-notch comfort and efficiency. Whether you need a new boiler, water heater, or service for an existing system, we provide 24/7 emergency service and free, no-obligation estimates on installations.

Contact us today to schedule water heater or boiler services in the Chicago North Shore area.

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$25 OFF Any Plumbing Service of $100 or more
HVAC Coupon
Unlock Savings for Essential Plumbing Services TO REDEEM, CALL US AT (847) 999-4595
Cannot be combined with other offers, including Home Service Plan. Must present coupon at time of service. Service must be performed during normal business hours M-F. Limit 1 per customer. Expires 11/30/24