65 Manual Digital Whole-House Wall Mounted Humidifier Control Humidistat compatible with AprilAire 400 500 600 700 Evaporative Humidifiers and 800 Steam Humidifier, 24VAC

compatible with AprilAire Whole House Humidifiers in the following Series: 400, 500, 600, 700 Evaporative Humidifiers, and 800 Steam Humidifier. | For use with any humidifier requiring an ON/OFF signal on a low voltage 24VAC circuit | Supports maintaining the 40%-60% RH optimal humidity range | Convenient wall mounted control with large-number digital display is easy to read and makes it simple to adjust your home's Relative Humidity (RH) from the comfort of your living space with the touch of a button | one-year warranty