Aprilaire 558 ユーザーズマニュアル

The Aprilaire

®

Indoor Air Comfort System is an integrated group

of air quality enhancement products designed to work with your
heating and cooling system to make your home more comfortable.
For the best in indoor air quality, ask your heating and cooling
contractor about these fine Aprilaire products, or visit us 
at 

to solve your Indoor Air Comfort needs.

The Best Cure For Dryness

®

The world’s first computer-equipped, 

completely automatic humidifier.

Nobody Makes Clean Air Easier

®

Delivers the cleanest, healthiest air ever 

available from a whole-house air cleaner.

®

Custom Comfort Throughout Your Home

®

The most reliable way to achieve temperature 

control in every area of your home.

Only The Freshest Homes 

Have April Air

™

Your best value for a constant, 

controlled supply of fresh air with 

energy-recovery.

Energy Efficiency Never 

Looked So Good

™

Ultra-thin, easy-to-use digital,

programmable, and communicating 

controls featuring pinpoint accuracy.