Ft of living space.
Attic fan 3000 sq ft.
Works in a large house with 2 000 to 3 000 square feet of attic space.
The fan is able to accommodate anywhere from 1 200 to 1 800 square feet of attic space.
Under 1000 cfm 1 1000 1150 cfm 2 1150 1300 cfm 3.
Larger spaces of course would require larger fans.
In stock 31 solar powered 25 cfm.
Pulls in fresh air and exhausts hot air from the attic.
Our stylish powder coated steel 30 watt fan will effectively ventilate up to 2500 sq.
Ft home would need a 3000 cfm rated fan to achieve the 1 5 cfm per sq.
Available in 1 finish.
Air vent power roof ventilator 14 fan 25 dia.
Of attic space at up to 1550 cfm.
2100 sq ft max.
Add an additional 20 cfm x 1 20 if you have a steep roof and 15 cfm x 1 15 for a dark roof.
Determine how much air is being moved figuring out the amount of air exchanges that will occur within a certain time frame with open windows and a whole house attic fan is done by using the measurement of your home in square feet along with the cfm rating of the fan.
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.
Attic x 0 7 700 cfm minimum fan rating.
The same home would need a 4000 cfm rated fan to achieve the 2 0 cfm per sq.
Cardinal ventilation 1550 cfm self flashing roof mounted 30 watt solar attic fan ventilates up to 2350 square feet.
A good traditional attic fan to cool the house at night.
It is perfectly designed for a house that is 1800 square feet.
In the winter this fan reduces the risk of ice damming.
2500 to 3000 sq ft 12 3000 to 3500 sq ft 7 features.
The cooling attic fan is 24 inches in diameter.
Option 2 the breeze effect.
Each fan comes with a built in humidistat and thermostat.
The product comes with a 10 year warranty on all parts except the fan motor which is 5 years.
Includes fan assembly damper box assembly fastener kit grill remote control and ducting.
Air vent 18 inch dia electric gable vent fan courtesy of home depot.
The fan is powder coated and this is to protect it against harsh weather conditions.
With a drive belt of 2 high speed it can offer an excellent cooling effect at a lower cost.
A huge fan for large attics with a shutter vent that really moves some air.