***DISTRIBUTOR SAMPLE ITEM*** NEW IN BOX. This item is the only one we have, and we will not carry this item going forward. Manufacturer's warranty not in effect. Full refund if returned within 30 days. As always, free shipping to Lower 48 U.S. States.
The Aprilaire 56 Automated Humidistat is computer equipped, completely automated, and never needs manual adjustments. The Aprilaire 56 Automated Humidistat utilizes advanced computer technology to measure the outdoor temperature and indoor humidity and constantly adjusts your homes indoor humidity to the optimum level.
The Aprilaire 56 Automated Humidistat includes the 56 humidistat, outdoor sensor, manual mode resistor, manual mode sticker, owner’s manual and installation guide. The Aprilaire 56 Automated Humidistat is designed for use with Aprilaire models 110, 112, 220, 224, 400, 440, 445, 445A, 448, 550, 558, 560, 560A, 568, 600, 700, 760, 760A & 768.