Driving Tankless Growth in North America

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.

100 Years Built on Quality

Proudly Assembling in Griffin, GA

In 2018 Rinnai assembled its first tankless water heater in the United States in Griffin, Georgia. Our state-of-the-art facility was completed in 2021 with assembly of the new RE•Series™ Non-Condensing Tankless Water Heaters beginning in 2022.

Superior Ongoing Customer Support

Rinnai has a full network of trained installers to help with product selection, simple installation and services. Reach our Customer Care team at 1-800-621-9419. We are available Monday through Friday. 

  • Phone: 8 a.m. to 5 p.m. ET 
  • Live Chat: 8 a.m. to 8 p.m. ET 
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Businesses that depend on hot water rely on Rinnai.

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