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. Experience an efficient and reliable water heating solution with the Rinnai RU199iN tankless water heater. Designed to be compact and simple to install, this natural gas model is perfect for any indoor space and provides an endless supply of hot water. With its small size and superior efficiency, the RU199iN makes it easier than ever to have on-demand hot water in your home.
Compact design: saves space
Never run out of hot water
Up to twice the lifespan of most tanks
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