Commercial Solar Heating Systems

Most Efficient Solar Heating Systems on the Market Backed by the Most Comprehensive Warranties

Saving energy in the workplace results in saving money.  Achieve the highest performance with the lowest maintenance possible while accommodating your building’s design, when you use our 37 years of experience to assist you in choosing the right solution for your energy efficient solar heating project.

We make sure your design is appropriate to meet or exceed your goals and that your project is the most cost effective solution possible.  Using well-trained installers to get the job done right the first time, AET’s commercial lines of products are available in either glycol or drainback designs. AET’s commercial systems offer the right solution for any project, large or small.

37 Years of Experience In the Solar Thermal Industry

  • 30-year Guarantee
  • Made in the U.S.A.
  • Glycol or Drainback Designs
  • EagleSun Pro Line Systems
  • 70%-90% of water heating needs
  • Provide for domestic use, space heating, & pre-heats to boilers
  • Back-up heating capabilities
  • Reliable in various climates
  • Non Toxic and durable
  • Low maintenance
  • Prevents freezing and overheating issues

AET has worked with solar thermal technologies since 1975 and have installed More than 100,000 residential and commercial installations ranging from hotels, restaurants and schools to military barracks and governmental buildings to various manufacturing facilities across the world. We are:

  • America’s largest solar thermal manufacturer. We reach eight distributors and 400 independent dealers across the country.

  • True US manufacturer.  An American Company supporting America, we are the largest 100% American company that is compliant with environmental and socio economic laws and regulations. We create green jobs and reduce dependency on fossil fuels.

And provide you with:

  • Certified AET Installers.  We’ve educated   installers for more than 30 years and have directly trained over 3000 installers to ensure you get the same consistent service no matter where you are located in the United States.

  • Safe, reliable and durable time-tested systems.  We have installed systems that have shown lifespans lasting more than 30 years and our designed for a 30-50 year life.

Reduce Your Costs

AET strives to create the most efficient system with the best value and cost-savings available while still maintaining a safe, reliable, and durable system so you will receive the fastest return possible on your investment. You’ll receive:

  • The most efficient product on the market. Our Thermafin™ fintubes which heat the water in the collectors are the most efficient product on the market, and are
    backed by a 30-year guarantee, the longest in the business. Plus, we offer a 10-year warranty on our solar thermal collectors.

  • Numerous credits, incentives and financing options available. You can learn more about local  incentives available by using the incentive finder alongside the right-hand side of this page. We also offer flexible purchasing options.

  • System design for lowest weight possible. So that your solar heating system does not add a significant amount of weight to your roof.

  • Extra precautions.  From making sure your design is correct, to rendering a leak-free installation, to wind-load testing to 102 psf (certified to 51 psf, the highest in the industry) to making sure your install is done right the first time.

  • Reduce your energy bills. Earn LEED points, reduce fossil fuel  consumption and save on your energy costs.

  • Fast Installation.  We use specially designed mounting hardware and racking systems  to speed collector installation.

A one-stop shop for all of your solar thermal needs, we produce many types of solar water heating systems. Our flagship is the indirect, non-pressurized drainback system design using water as the heating fluid. For further information about which solar thermal system is right for you, fill out the contact form on this page or call toll-free at 1-800-874-2190.

Find out more about the EagleSun Pro Line commercial system that accommodates up to 400 sq ft of collectors. 


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Longevity, Durability & Trustworthy

An AET Solar Hot Water System uses heat from the sun to provide a clean, renewable energy source that will supply comfortable, reliable, hot water... without the financial or environmental costs of traditional water heating.