#1 in Tankless in North America
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 to manufacture in the U.S.A.
Over our 100-year history, we've proven our commitment to the quality, safety, and support behind everything we do. We make it easy to pick the right tankless water heater to support a more satisfying lifestyle for you and your family.
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
Longer Product Life
Rinnai tankless water heaters have a longer lifespan of up to twice as long as a traditional tank.
In-House Innovation Team
Our team of experts has worked for more than a century to deliver high-quality, innovative water and home heating solutions to our customers.
Tested & Trusted
Rinnai is the only tankless manufacturer to test every water heater before it ships out.
World-Class Warranty
All Rinnai tankless water heaters come with an industry-leading reasonable labor coverage of 1 year, with extensions available.
Proud U.S. Manufacturer
Rinnai is the first and only major tankless brand to have a manufacturing facility in the U.S. with advanced automation and precision assembly processes. All factories are ISO 9001 and/or ISO 14001 certified.