Info Center
Trust the water heater experts. American has been committed to delivering innovative solutions that bring comfort to your home or business.
Introducing the HCG® Flex™
Delivering superior, high-efficiency performance, HCG® is known for while remaining on the cutting edge of technology in commercial gas water heating.
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Never descale again. EVER.
Our Gas Tankless Water Heaters with X3® Scale Prevention Technology require no scale related maintenance, and offer three times longer life compared to standard tankless.
How Water Quality Affects Water Heaters
How can the quality of your water affect your water heater? Get tips and more information on water hardness, why it matters, and how to solve it.
Why Water Heater Size Matters
Consider what size of water heater is best for your needs. Review the factors you’ll need to weigh before making a decision.
Vent Configurations for Gas Water Heaters
Having the correct venting for your gas water heater is vital to ensure the hot exhaust exits your home.
Tank Water Heaters & Safety
Discover the innovative design features American engineers use to keep your water heater both functional and safe for everyday use.
Tankless Water Heaters & Safety
Consider what size of water heater is best for your needs. Review the factors you’ll need to weigh before making a decision.
ENERGY STAR® certified products from American
American offers numerous ENERGY STAR® certified water heaters. This will help you save on your utility bill over time and helps the environment.
Uniform Energy Factor (UEF)
The Uniform Energy Factor (UEF) is the Department of Energy’s latest metric for communicating the energy efficiency of residential water heaters.
LEED Certification
Leadership in Energy and Environmental Design (LEED) certification provides independent, third-party verification that a building project meets the highest energy-efficient building and performance measures.
New DOE Minimum Efficiency Standards
The Department of Energy (DOE) sets national minimum energy efficiency standards for commercial and consumer (residential) water heaters.
Commercial Regulatory requirements go into effect on October 6, 2026.
Residential Regulatory requirements go into effect in May 2029.
Glossary of Terms
EnergyGuide Label
EnergyGuide is a label made available for American Water Heaters by AHRI. Click to learn more!
Water Heater Selector Quiz
Rebates & Tax Credits
Rebate and incentive programs provide savings to consumers for the purchase of water heaters that meet certain energy efficiency standards.
Where to Buy
Request a quote from a local pro. American water heaters are professionally installed by local independent contractors.
Why American Water Heaters?
American Water Heaters is one of the nation’s largest manufacturers of water heaters. American is proud to offer a full line of residential and commercial, gas and electric water heaters to meet the needs of the plumbing professional.
American’s dedication to research, development, and sound engineering principles ensure the consistent performance and reliability of our water heating products. Quality and durability you can rely on—year after year.
American is committed to being a reliable partner by providing well-built products and superior customer service, offering customers unmatched product support.
Learn more about how you can partner with American Water Heaters.