Williams Distributing Company

658 Richmond NW
Grand Rapids, MI 49504
(616) 456-1613

Aprilaire Model 500A Whole-House Humidifier

 Get big results for small to mid-size homes with the Model 500A Whole-Home Humidifier.

The Aprilaire Model 500A Whole-House Humidifier features a built-in bypass damper and is designed for use in small to mid-size homes with automatic digital control for premium performance and convenience.


The Aprilaire Model 500A Whole-House Humidifier:

  • Installed in either your living area or central heating and cooling system ductwork
  • Comes equipped with a drain to flush minerals from the unit
  • Has an evaporation capacity of 0.50 gallons per hour
  • Humidifies tightly-constructed homes up to 3,000 square feet in size

 The Model 500A bypass humidifier is an economical proven performer in the extensive line of Aprilaire Humidifiers.