Quote:
Originally Posted by Tobra
A whole house fan blows the air in your house up into your attic. You open the windows, hit the fan for a bit and the air in the attic the same as it is outside. If it is 100* it is liable to be 140* in the attic. It cools off at night here, so you run the fan at 05:00 and get that air to 70* or less. The attic has to heat up before the house will, and if you have decent insulation, you run the AC a lot less.
It can get your house a little dusty though.
|
Yep. It may hit 100+ during the day but at night it cools to below 75. The whole house fan exchanges the inside and attic air for cooler outside air. In the morning you kill the fan, close the windows, and set the ac to a reasonable level.