Attic Fan Winter Setting
However it should also depend on the season the temperature outdoors as well as indoors.
Attic fan winter setting. Normally the humidistat setting should range between 15 to 50 percent. When it comes to adjusting the thermostat of your attic s fan it s best to adjust it to approximately 90 to 95 degrees. What temperature should attic fan be set at. In winter the humidistat operates the attic fan when the relative humidity exceeds a preset level usually 40 to 50.
Attic fan temperature setting. With installation of this new fan the temperature in my house is colder than it was last year by about 2 degrees. I have a new attic fan w thermostat set at 110 and humidistat set at 60. I believe it is due to the new attic fan which seems to run all the time.
View all bits bites. The ideal way to control the operation of an attic fan is with a thermostat and a humidistat. Most attic fans operate with a thermostat that automatically turns the fan on and off based on a temperature the homeowner sets. Likewise adjustable thermostats will shut the fan off.
Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation. Most manufacturers and contractors recommend a temperature setting between 100 and 110 degrees fahrenheit. 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. I am in chicago where temperature is around 30 today and humidity about 53.
This reduces attic moisture. Ceiling fan direction in the winter should be clockwise and the fan should run at the lowest speed. The normal indoor humidity range in winter should be 15 to. Controlling the humiditylevels of your attic is also important as it can easily make or break the performance of your hvac systems.
In summer the thermostat operates the fan when the attic temperature reaches a preset level usually 90 to 95 degrees f. How is an attic fan controlled. Eliminating mold and mildew on the roof structure is the ultimate goal.