Endless Performance and Reliability

It’s time to give your buildings a more efficient and reliable source of hot water. Rinnai® Tankless and Demand Duo™ Hybrid Commercial Water Heating Systems supply commercial buildings with an endless supply of hot water while you save thousands in operational and life cycle costs. Designed with durable components like high-performance heat exchangers, Rinnai Tankless Water Heaters deliver performance and dependability for even the most demanding applications.

From products to services and everything in-between, our dedication to exceeding even the highest expectations drives every aspect of our business. When you choose Rinnai, you’re choosing a commitment to excellence.

  • Precision Engineering with a focus on most intensive Commercial Applications
  • Provide Redundancy, Reliability and Space Savings
  • The #1 Selling Tankless Brand in the U.S. and Canada.
  • Commitment to Safety, Quality and Support

Find the Right Water Heater

Rinnai has the perfect endless hot water solution to meet your needs.


Find a Dealer

Want more information? We'll connect you with the Rinnai dealer nearest you.

Hybrid and Tankless Solutions

Commercial Hybrid Water Heaters
Commercial Hybrid Water Heaters
Wifi capable
Commercial Hybrid Water Heaters
Wifi capable
Energy Star compliant
Commercial Tankless Water Heaters
Commercial Tankless Water Heaters
Recirculation capable
Wifi capable
Energy Star compliant

Tankless Rack Systems

Commercial Freestanding Rack Systems (TRS)
Commercial Freestanding Rack Systems (TRS)
Recirculation capable
Wifi capable
Energy Star compliant
Commercial Freestanding Rack Systems (TRS)
Recirculation capable
Wifi capable
Energy Star compliant
Commercial Freestanding Rack Systems (TRS)
Recirculation capable
Wifi capable
Energy Star compliant
Commercial Wall Hanging Rack Systems (TRW)
Commercial Wall Hanging Rack Systems (TRW)
Recirculation capable
Wifi capable
Energy Star compliant
Commercial Wall Hanging Rack Systems (TRW)
Recirculation capable
Wifi capable
Energy Star compliant
Wall Hanging Rack Systems (TRW)
Wall Hanging Rack Systems (TRW)
Recirculation capable
Wifi capable
Energy Star compliant
Wall Hanging Rack Systems (TRW)
Recirculation capable
Wifi capable
Energy Star compliant
Wall Hanging Rack Systems (TRW)
Wifi capable