Aprilaire 558 Humidifier
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List Price: $9,999.99
Sale Price: $9,999.99
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Product Description
The Model 558 bypass humidifier offers the flexibility of easy installation on either warm air supply or cold air return on any forced air furnace.
REPLACED BY THE MODEL 500 SO THAT IS WHAT YOU SHOULD ORDER FROM US
This model is equipped with a drain to flush minerals and solid residue out of the system. Comes with the digital AutoTrac control system. This system is so advanced it raises and lowers the humidity set point as the weather changes for optimum comfort.
| CAPACITY - gph 120?plenum temp. 0.20 static pressure drop across supply & return | 0.50 |
| SQ. FT. AREA* Loose?house?(2?air?changes/hr.) Average?house?(1?air?change/hr.) Tight?house?(??air?change/hr.) | ? 750 1,500 3,000 |
| UNIT SIZE | 12 7/8W x 12 3/4H x 9 1/8D 6 dia. round opening |
| PLENUM OPENING | 9 3/8W x 9 1/2H |
| WATER PANEL | #10 |
| ELECTRICAL DATA | 24 V - 60 Hz - 0.7 AMP |
| DRAIN CONNECTION | ? I.D. plastic hose direct to drain fitting on unit |
| ALSO INCLUDED | AutoTrac Control System, Saddle Valve And Transformer |
* Calculations based on (1) 20?F. and 70% R.H. Outside Air. (2) 70?F. and 35% R.H. Room Air. (3) Internal Moisture Gain of 1lb./hr. (4) 70% Blower Operation. (5) 8 ft. ceiling height.
The manufacturer is sometimes referred to as April Aire, Aprilair, April Air but is correctly spelled Aprilaire.





