Attic Fan Humidity Setting For Winter

In areas with high humidity homeowners should install a humidistat which will start the fan when a certain humidity level is reached to reduce the amount of moisture in the attic limiting mold and rot.

Attic fan humidity setting for winter.

In summer the thermostat operates the fan when the attic temperature reaches a preset level usually 90 to 95 degrees f. Controlling indoor humidity levels can make the air feel cooler or warmer thus making the air more comfortable. The results are that the attic temperature is close to the outside temperature but the relative humidity is significantly higher in the attic than either the indoor or outdoor readings. Because there is less natural humidity in the air during the cold winter months the humidistat settings must be altered.

Proper humidistat setting attic fan june 27 2019 by zamira leave a comment dual thermostat humidistat control for attic fan installation how to install master flow 1500 cfm black power roof jet fan journals attic attic fans green air solutions. In winter the humidistat operates the attic fan when the relative humidity exceeds a preset. I have a new attic fan w thermostat set at 110 and humidistat set at 60. The ideal way to control the operation of an attic fan is with a thermostat and a humidistat.

I believe it is due to the new attic fan which seems to run all the time. Power gable mount attic fan egv5smt attic fans options for home ventilation frequently asked ions master flow solar attic fan 750 cfm dual thermostat humidistat control for. I am in chicago where temperature is around 30 today and humidity about 53. With installation of this new fan the temperature in my house is colder than it was last year by about 2 degrees.

How is an attic fan controlled. Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation. What temperature should attic fan be set at. Of course some environments are much hotter than others so this will be the perfect time to measure out how warm your attic will get during the most heated of seasons.

The normal indoor humidity range in winter should be 15. When it comes to adjusting the thermostat of your attic s fan it s best to adjust it to approximately 90 to 95 degrees. Winter air is by nature not humid so the problem must be condensation related. In particularly hot climates set the temperature higher to keep the fan from running for extended periods of time.

A humidistat is a device on humidifiers that regulates the amount of relative humidity inside a home or building.