Aprilaire RP-58 Humidifier Humidistat Control #58 RP58 [Kitchen]

Aprilaire RP-58 Humidifier Humidistat Control #58 RP58 [Kitchen] Review

Aprilaire RP-58 Humidifier Humidistat Control #58 RP58 [Kitchen] Feature

• For use with Aprilaire model 110, 112, 220, 224, 400, 440, 445, 445A, 448, 500, 550, 558, 560, 560A, 568, 600, 700, 760, 760A and 768.
• 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 digital 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.