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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.

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

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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