CHS19980RiP CHS199-R Model Series

Demand Duo™ R-Series Hybrid Water Heating System

When you need a smart, simple replacement for an old style,traditional tank, the new Demand Duo R-Series Commercial Hybrid Water Heating System is the ideal choice. The R-Series vents into existing 6" B Vent, so you save installation time and costs. What’s more, you increase customer satisfaction with a system that delivers reliable performance, longer service life, and a lower total cost of ownership.

  • 80% Thermal Efficiency
  • 21,500 BTU (minimum)
    199,000 BTU (maximum)
  • Warranty
  • Up to twice the lifespan of most tanks
  • Never run out of hot water
  • Compact size to fit every space


iWarranty information is available in the Installation & Owner Manual.

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