Aprilaire 558 Humidifier
SKU#: 558
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.
The manufacturer is sometimes referred to as April Aire, Aprilair, April Air but is correctly spelled Aprilaire.
Specifications
- Capacity:
- .5 GPH
- Loose Home Capacity:
- 750 SQ FT
- Average Home Capacity:
- 1500 SQ FT
- Tight Home Capacity:
- 3000 SQ FT
- Unit Size:
- 12.7W x 12.75H x 9.1D
- Plenum Opening:
- 9.3W x 9.5H
- Bypass Duct:
- 6 IN Round (reversable to left or right side)
- Electrical:
- 24 Volt .57Amp
- Drain Connection:
- .5 Inch Plastic Hose Fitting
- Also Included:
- Standard Duct Humidistat, Transformer & Saddle Valve






