However a constant flow of air is required to remove the heat that is radiating from your rooms walls ceiling and attic.
Attic fan 3000 sq ft.
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.
If you need 6 000 cfm of air flow through your house divide 6 000 by 750 to get a minimum 8 square feet of attic venting.
Larger spaces of course would require larger fans.
Whole house fan 3000 kit.
Includes fan assembly damper box assembly fastener kit grill remote control and ducting.
Attic x 0 7 700 cfm minimum fan rating.
Quietcool attic fans work almost everywhere almost anytime.
During the summer an attic can be 40 to 50 hotter than the outside temperature which in turn heats up the house very quickly.
The same home would need a 4000 cfm rated fan to achieve the 2 0 cfm per sq.
Ft of living space.
That translates to one attic vent 3 feet by 3 feet or two attic vents.
Add an additional 20 cfm x 1 20 if you have a steep roof and 15 cfm x 1 15 for a dark roof.
Attic vent fans are commonly rated from 800 to 1 600 cfm making one fans suitable for attics of up to around 2 200 square feet.