Attic Fan Turn Off Temperature

What temperature should attic fan be set at. A whole house fan is usually installed on the attic floor near the center of your house. I recently bought a house that has an attic fan on a thermostat that seems to run whenever the outside temperature gets above about 70.

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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.

Attic fan turn off temperature.

The house was constructed in 1958 and is 2x6 wood frame on 16 centers. 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 it comes to adjusting the thermostat of your attic s fan it s best to adjust it to approximately 90 to 95 degrees.

The attic has about 2 3 of blown in cellulose is pitched i don t know the pitch but it s about average for a typical suburban house and has a gable vent on each end l shaped house. Most manufacturers and contractors recommend a temperature setting between 100 and 110 degrees fahrenheit. In the late evening or early morning the fan is turned on to exhaust hot air from the house. Open your windows before you turn on the fan.

Also you place it on the roof top or gable mounted. Most attic fans operate with a thermostat that automatically turns the fan on and off based on a temperature the homeowner sets. Some can have manual switches while others use a thermostat to turn them on and off automatically. Cooler outdoor air enters through open windows lowering the indoor temperature.

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. Attic fans come with different models. Typically these devices are used in summer when the temperatures are high exceeding 49 degrees celsius.