Attic Ventilation Fan Temperature

One static vent style is the turbine vent which uses wind to power its enclosed fan all it takes is a light breeze to rotate the blades and suck heat out of the attic view example on the home.

Attic ventilation fan temperature.

The fans cool the attic equalizing the temperature between the attic and outside of the home. What temperature should attic fan be set at. That said attic fans are not the best choice for cooling attics especially if you have central air conditioning. 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.

Most manufacturers and contractors recommend a temperature setting between 100 and 110 degrees fahrenheit. Most attic fans operate with a thermostat that automatically turns the fan on and off based on a temperature the homeowner sets. Calculations indicate that on a july day in texas a ventilation rate of one air change per minute for a typical attic using 95 degree f air will lower the peak attic temperature to about 101 degrees f. Providing half air change per minute will lower the temperature to about 106 degrees f.

Attic ventilators generally turn on between 90 and 110 degrees fahrenheit.