A humidistat can connect to the Powered Temp-Vent to turn the fan on and off automatically. unit off when the crawl space temperature drops below the setting. Turns unit on when humidity in crawl space rises above a pre set limit, usually set at 50% humidity.
The Humidistat system can be used to control up to 6 power vents.
Recommended to be used with the Thermostat system.
Please refer to and follow the information on Humidistats product label.
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