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Leading Tankless Technology
More homeowners and business owners choose Rinnai than any other tankless water heater brand. They choose us for our 100-year commitment to quality, for our industry-leading warranties, and because we’re the first major tankless brand assembled in the U.S.A.
Register Your Tankless Water Heater
Register within 90 days and receive an additional 4 years of labor coverage for free ($250 value). Restrictions apply. Click to read the details.
Register NowYour 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
RXSeries
Tankless vs. Tanks
- With Rinnai tankless water heaters, you never run out of hot water
- Rinnai tankless can last twice as long as tanks, making them a better investment as well as increasing the value of your home
- Rinnai tankless save money by using less energy and can fit almost anywhere in your home, saving valuable space
The Rinnai difference
- 100-year commitment to quality, backed by the industry's best warranty
- Financing options and rebates are available for most customers, making Rinnai tankless water heaters an even better value
- National network of trained installers and the first to be assembled in the U.S.