Attic Fan Temperature Setting

If your attic soars above 100 degrees and reaches the 150 mark its time to consult professionals.

Attic fan temperature setting.

Ideal attic temperatures shouldn t be more than 10 to 20 degrees hotter than outside temperatures. Most attic fans operate with a thermostat that automatically turns the fan on and off based on a temperature the homeowner sets. That said attic fans are not the best choice for cooling attics especially if you have central air conditioning. I installed 2 new attic fans in my house in north carolina.

With an attic fan you can cool the attic to the same temperature as it is outside greatly reducing the house from heating as quickly. What temperature should attic fan be set at. The reason is that attic fans depressurize attics and can rob air conditioned air from the main body of the house greatly decreasing efficiency. During the summer an attic can be 40 to 50 hotter than the outside temperature which in turn heats up the house very quickly.

Attic ventilators generally turn on between 90 and 110 degrees fahrenheit. Ideally your attic space will stay in the same temperature range 105 115 degrees and the only true way to tell is to stick a thermometer into your attic overnight and check the reading every couple hours. Quietcool attic fans work almost everywhere almost anytime. 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.

Likewise adjustable thermostats will shut the fan off. In particularly hot climates set the temperature higher to keep the fan from running for extended periods of time. When the temperature within the attic reaches a set point the fan will turn on and start venting the heated air cooling the attic space. At what temperature do you set an attic fan thermostat.

Most manufacturers recommend setting your attic fan thermostat between 105 115 degrees and monitoring how often and how long the fan runs to adjust the setting for your home.