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#58 Aprilaire Humidistat
Aprilaire Humidistat  #58

Aprilaire Humidistat For Models:110, 112, 220, 224, 400, 440, 445, 445A, 448, 500, 550, 558, 560, 560A, 568, 600, 700, 760, 760A and 768.
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Product Code: US58


Aprilaire Humidistat  #58

Includes Control, Outdoor Sensor, Manual Mode Resistor, Manual Mode Sticker, Installation Instructions and Owners Manual.

New lighted display includes indoor relative humidity readout, service indicator light, water panel change light, and "on" indicator light.

The new Aprilaire # 58 automatic humidifier control works in conjunction with your furnace to control the operation of the humidifier.

The control senses indoor RH and outdoor temperature and automatically adjusts the operation time of the humidifier to provide the optimum humidity level in the home.

The digitial readout on the control displays the RH level inside the cold air return.

It can also be used in manual mode when it is not possible to run wire to outdoor sensor.

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