Aprilaire Ventilator with Dehumidification - Model 8191

The Model 8191 offers the advantages of a ventilator while mitigating concerns about bringing overly humid air into a home.


  • Nominal Ventilation Airflow: 100 CFM
  • Ability to adjust the desired amount of ventilation and set a humidity limit – removes moisture from outdoor air before it enters the living space
  • Temperature limit prevents ventilation during the hottest parts of the day and automatically compensates by increasing ventilation during cooler periods
  • When properly installed:
       ⁃ Energy Star Certified, Version 3
       ⁃ EPA Indoor air PLUS, Version 1
       ⁃ 2012 & 2015International Residential Code (IRC)
       ⁃ 2012 & 2015 International Energy Conservation Code (IECC)
  • Built-in digital control with display

  • Installation of our ventilators integrates perfectly into new building construction. Contact your builder today to ensure that you get the best ventilation for your home.
  • 5-year warranty

Removes Pollutants

Aprilaire purifier traps damaging particles common in most homes to reduce mold, bacteria, and pollen.

Cleans Air On Your Terms

You control when and how your Aprilaire air purifier works.

Identifies Climate Conditions

Manage your air purifier with a simple-to-use control that's conveniently located in your living space.

Other Aprilaire Purifiers

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