Do you need endless hot water in a new home or are you ready to replace an inefficient tank heater? You can enjoy all the comfort and performance you expect from Rinnai for less with our super-high efficiency plus RU models. These compact units are powerful enough to meet your needs, consistently delivering hot water in up to four places around your home at the same time.
ENERGY STAR-rated water heaters meet strict efficiency standards. While all Rinnai water heaters use less energy than tank water heaters, our condensing units use even less, saving you more.
Rinnai Circ-Logic™ technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it, without the expense and inefficiency of circulating it during times of inactivity.
Isolation valves provide an extra measure of protection, making it easier for pros to service your tankless system.
Rinnai tankless water heaters are available using either natural gas or propane and for installation indoors or outside. You get the flexibility to choose the unit that works best for your home.
Rinnai is an industry leader, proven when we became the first water heater with Amazon Alexa integration. Use more than 20 voice commands for on-demand voice activation of the system.
Our Rinnai Control-R™ wireless module and mobile app take convenience and flexibility to the next level. With it, Rinnai independent dealers seamlessly assist customers via remote diagnostics, ensuring maximum comfort and convenience.
Enjoy an endless supply of hot water with the SENSEI™ RU199iN Super High Efficiency Plus condensing tankless water heater from Rinnai. Only the size of a small suitcase, the natural gas RU199iN model is compact, easy-to-install and perfect for indoor locations.