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Commercial condensing tankless water heater CU199iN from Rinnai is precision engineered to provide endless hot water for the most demanding of applications such as restaurants, hospitality, education institutions, multifamily residential buildings and more. CU199iN is designed for indoor installation, natural gas fuel, is WiFi ready to monitor performance across multiple units to ensure up time is maintained. Multiple venting options offer installation flexibility to meet your existing layout or for new build optimization.

  • Compact design: saves space
  • Never run out of hot water
  • Up to twice the lifespan of most tanks
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