Endless Comfort & Performance

Take worrying about hot water off of your to-do list. With Rinnai your family can enjoy an endless supply of hot water, anywhere in your home. And with technology that operates only when hot water is needed, you save on energy and utility costs. More comfort for less money? Talk about a no-brainer. 

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Find the Right Water Heater

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

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

Find Rebates

Find utility, state, and federal rebates for energy-saving Rinnai gas appliances.

Join the ACE Team

Attention Rinnai Independent Dealers and Installers:  

Take your Rinnai business to the next level and become a Rinnai Advanced Comfort Expert™ and benefit from:


  • Rinnai sales & service leads
  • Best-in-class training
  • Industry-leading support
  • Consumer financing discounts
Learn More

Residential Home Heating

Whether you just need to heat one room or your entire home, Rinnai products offer unparalleled comfort and efficiency.


Leveraging decades of global commercial water heating experience, Rinnai Tankless Water Heaters deliver performance and dependability.


From single-home projects to large scale developments, endless hot water will have your customers in the lap of luxury.

Our Rinnai R75LS has provided a reliable and sustainable source of hot water for my family of 6, for almost ten years now. It's no surprise to us that they are the number 1 tankless hot water system.
Matt Goodwin, New Hampshire