The attic fan kept my house cooler by 8f compared to pre fan installation days.
How to test temperature controlled attic fan.
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.
Just like a bathroom exhaust fan attic fans direct accumulated hot air out while bringing in cool air from outside.
Depending on its layout your home may be better suited to one or the.
When it comes to adjusting the thermostat of your attic s fan it s best to adjust it to approximately 90 to 95 degrees.
During workdays would leave air conditioner off when leaving in the morning.
During the summer an attic can be 40 to 50 hotter than the outside temperature which in turn heats up the house very quickly.
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.
That said attic fans are not the best choice for cooling attics especially if you have central air conditioning.
The reason is that attic fans depressurize attics and can rob air conditioned air from the main body of the house greatly decreasing efficiency.
Temp 84f at 5pm.
Temp 92 f at 5pm.
This was observed on numerous days following the installation.
A couple different fan styles can be used to help control the temperature of an attic space.
They are more powerful than bathroom exhaust fans and clear out a greater volume of air.
Attic ventilators generally turn on between 90 and 110 degrees fahrenheit.
Their functions differ somewhat.