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Aprilaire 800 Steam Humidifier

Your Price: $1,255.25
In Stock.
Part Number:800

The Aprilaire Model 800 Humidifier is a steam humidifier designed for home applications where evaporative units are less practical. The Model 800:

  • Accommodates crawl spaces, attics and areas of the country with milder winters and non-forced air heating. 
  • Provides humidity to the largest of homes (up to 6,200 square feet). 
  • Features truly automatic control but can be installed in manual mode as well.

    The Aprilaire Model 800 Humidifier is a whole-home solution that helps you achieve total comfort through humidity control. As a steam model, the 865 complements non-forced air heating sources and other specialty heating systems. It is installed by a local HVAC professional.


  • Runs independently of your HVAC system to accommodate larger homes (up to 6,200 square feet)
  • Delivers optimum levels of humidity control with the Automatic Digital Humidifier Control.
  • Performs quietly and with simple maintenance. You only need to replace the canister.
  • Has a capacity of 11.5, 16.0, 20.5, 23.3, and 34.6 gallons per day, depending on electrical draw.
  • Uses cold water, which may be hard, soft or softened.

Description: Steam Humidifier Connects to a Forced Air HVAC System; Output: 11.5 GPD @ 120V; 20.5 GPD @ 208V; 23.3 or 34.6 GPD @ 240V

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