Tankless Hot Water Solutions

Rinnai is #1 in Tankless in North America
For efficient hot water on demand, homeowners and businesses choose Rinnai tankless. As the first major tankless brand made in the U.S.A, we’re proud to provide quality hot water solutions and industry-leading warranties.

Register Your Tankless Water Heater

Register your residential or commercial water heater within 90 days and receive an additional 4 years of labor coverage for free ($250 value). Restrictions apply. Click to read the details.

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Your home’s most important appliance

  • From the bathroom to the kitchen to the laundry room, your home relies on hot water
  • Running out of hot water is inconvenient at best, and a health risk at worst
  • Your family deserves reliable comfort and that means hot water when it's needed, always
Why Go Tankless?

Tankless vs. Tanks

  • With Rinnai tankless water heaters, you have more efficient hot water on demand and you never run out of hot water
  • Tankless water heaters can last twice as long as tanks, making them a better investment as well as increasing the value of your home
  • Switching to tankless saves money by using less energy and can fit almost anywhere in your home, saving valuable space
Tankless 101

The Rinnai difference

  • 100-year commitment to quality, backed by the industry's best warranty for tankless water heaters
  • Financing options and rebates are available for most customers, making Rinnai tankless water heaters an even better value
  • A national network of trained installers and the first to manufacture in the U.S., providing tankless hot water solutions to all.
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Businesses that depend on hot water, rely on Rinnai solutions.

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