Big Attic Fan

Good insulation reduces fan effectiveness.

Big attic fan.

The department of energy recommends a fan powerful enough to change the air 30 to 60 times per hour but goes on to say it depends on climate floor plan and other factors. It is designed to lower the temperature of an attic by exhausting air from the attic and replacing attic air. If you re talking about a whole house fan that s a difficult question. More options available.

Set your store to see local availability add to cart. Unlike a ventilation fan a whole house fan an attic mounted fan that exhausts air from a home at night is designed to cool a house that is to lower the indoor temperature. Save 42 90 10 386 10. Our strongest motor yet.

Save 42 90 10 limit 10 per order. The downside of attic ventilation fans. It provides good attic ventilation in addition to whole house cooling. Ridge vents it s not a good idea to use a power vent fan if your house has a ridge vent since the fan will tend to draw in air from the ridge.

Attic ventilation fans whether hard wired or powered by their own solar panels seem like a low cost and effective way to help keep your house cool. The smart attic fan is the first of its kind and is truly revolutionary for attic cooling and ventilation. Doe suggests consulting a professional. A whole house attic fan is installed in the ceiling between the top floor and the attic as a supplement to air conditioning.

The rm 2400 s new motor is an absolute beast. The whole house fan pulls air in from open windows and exhausts it through the attic and roof. How big of an attic fan do i need. It works by drawing hot humid air out of your attic and pushing it outside.

A smart attic fan features a built in thermostat and or humidistat that directly controls the motor speed based on the conditions in the attic. A whole house fan sucks warm house air up into the attic and sends it. The rm 2400 is our biggest attic fan ever with an industry leading 35 watt solar panel that generates maximum energy for major air movement. A powered attic ventilator has a different purpose.

Set the thermostat on your attic vent fan so that it cuts on between 100 and 110 f. An attic fan is what it sounds like it s a fan installed on the ceiling of your attic. However the utility of attic ventilation fans is actually quite a controversial topic. 1150 cfm galvanized steel electric powered attic fan with adjustable thermostat model gf 14 386 10.