April Aire Model 400

Need to maximize your humidity control with minimal water usage? The Aprilaire Model 400 Humidifier is the solution for you. The Model 400 is a drainless humidifier, featuring evaporative technology to minimize water use.
Gravity pulls water down, while the wicking action of the Water Panel® draws it back to the top, using 100% of the water delivered to the unit.

The Aprilaire Model 400 Humidifier is a whole-home solution that helps you achieve total comfort through humidity control. The Model 400 features drain-free operation, eliminating standing water. This makes it the perfect choice for homes with septic systems, locations where a floor drain is not available or homeowners interested in water conservation. It is installed by a local HVAC professional.

Model 400 features:
• Minimal water usage.
• No drain required.
• No standing water.
• Delivers optimum levels of humidity control with the Automatic Digital Humidifier Control.

• You never have to monitor your settings or wait until you feel uncomfortable.
• Provides vital service, temperature and relative humidity indicators in manual mode as well.
• Humidifies tightly constructed homes up to 4,000 square foot in size.
• Has an evaporation capacity of 0.70 gallons per hour.

To receive a quote for installation of this or any other April Aire humidifier please fill out the request at the bottom of this page.