Rinnai Direct Vent Furnace EX38 Series



EX38CT series is a quick, flexible installed, ductless,  direct vent wall furnace from Rinnai; the perfect heating solution that seeks out cold spots and within seconds begins to gently heat the room or space for maximum comfort. 38,400 BTU Energy Efficient, Direct Vent Wall Furnaces. With the Rinnai EX38CT, you'll enjoy clean, comfortable and consistent heat all winter long. The EX38CT is ideal for large areas that need to be provided with consistent and reliable heat. Comes standard with a child safety lock, an ultra-quiet fan, and modern design.  Comfort plus energy savings are easy to achieve with Direct Vent Wall Furnaces using modulating technology. Control warmth for the whole home or nearly any living space. With a Rinnai EnergySaver® Direct Vent Wall Furnace, you can be assured of consistent comfort and warmth. Designed to constantly monitor room temperature, Rinnai’s unique modulating technology can respond immediately to even the smallest temperature fluctuations by optimizing gas use.

  • Available in Natural Gas (NG) or Propane (LP)
  • Input Range 13,200 - 38,400 BTU/hr
  • Capable of heating your whole home or complementing your existing heating system (Heating area varies by geographic region and location of install within the home)
  • Save energy – and money with Rinnai’s modulating technology which produces the specific level of heat needed.



Modern design

Available in beige or white

Self-diagnostics with error code indicator

Sealed combustion

"Cool to the Touch" cabinet

Child safety lock

7-Stage modulating gas valve

Whisper-quiet fan

Works with Natural Gas or Propane

10-year heat exchanger limited warranty for residential installations (5 years on parts, 2 years on labor) 



Approved Gas Types: Natural Gas or Propane
Minimum/Maximum Gas Rate (Input BTUs) Natural Gas: 13,200 - 36,500 BTU
Minimum/Maximum Gas Rate (Input BTUs) Propane: 13,200 - 36,500 NG 
AFUE Rating: 80.6%
Width: 36.6"
Height: 26.4"
Depth: 13"
Shipping Weight: 88 lbs.
Power Consumption (Electronic ignition): 117 watts
Standby Power Consumption: Less than 1 watt
Noise Level: 39 - 46 dB 
Approved Altitude: 10,200 ft



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