Tech Bulletin # 16-04-019

equipment: Direct Contact Water Heaters


Understanding Combustion Efficiency

in CEI Ecoheat direct-contact water heaters

The CEI Ecoheat water heater was designed to have maximum combustion efficiency, with the most economic fuel consumption and cleanest emissions possible.

Several factors contribute to the heater’s high efficiency:

  • Use of a fully-modulating, natural gas fired burner
  • Design of the combustion chamber
  • Flow pattern of the burner exhaust gases

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Understanding Combustion Efficiency in CEI Ecoheat direct-contact water heaters