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Rinnai EX22 Gas Heater   Rinnai EX22
  Gas Heater

Home > Rinnai Gas Heaters > Rinnai EX22

The Rinnai EX22 gas heater is similar to the ES22 model but features a 7-day programmable thermostat for those trips into or out of town this winter. It also includes a child safety lock feature  and an economy mode for increased energy efficiency. The Rinnai EX22 gas heater is available for natural gas (NG) or propane (LP). Read more in this list of gas heating FAQs.

Rinnai EX22 


  •  Modern design
  •  7-day programmable thermostat
  •  Includes wall termination kit
  •  Sealed combustion
  •  Self-diagnostics with error code
  •  Child safety lock
  •  7-stage modulating gas valve
  •  Whisper quiet fan
  •  Natural gas or propane


  •  BTU: 8200-21,500 (NG) / 8200-20,700 (LP)
  •  Dimensions (WxHxD): 29.5" x 21.7" x 9.8"
  •  Gas Connection: .5" FNPT
  •  Fuel Type: Natural Gas or Propane
  •  Heating Efficiency: 80.6% NG / 81% LP
  •  Temp Range: 60-80F in 2 degree increments
  •  Weight: 51 lbs


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