Best Way To Install Attic Fans

Whole house fans work on the principle of removing the hot and humid air out of the house.

Best way to install attic fans. Although properly installed attic ventilation fans can be an effective way to cool your attic improper sealing can cause the fans to pull conditioned air through small cracks in ceilings forcing your hvac to run longer and work harder. Attic fans are either gable or roof mounted. Drill a pilot hole through the roof where you want your fan to go. Quietcool smart 2830 cfm power gable mount attic fan.

Use the main fuse box or circuit breaker box to shut it off. That way you ll be able to tell where to cut out. In order to facilitate this exchange of warm and cool air the general rule of thumb suggests installing at least 1 sq. You install an attic fan through the roof and flashed under the shingles.

Gable fans are installed at the very top of your gable end walls and vented through the walls outside. If there s blown in insulation like ours rake back the fluffy stuff with a 3 or 4 ft long 1 x 6 or use a garden rake or hoe. Turn off the electricity in your attic. The 8 best attic fans of 2020.

An attic ventilation fan with an installation cost of anywhere from 200 to about 1 300 is a common choice. Installing the shutter center the front of the automatic shutter over the vent hole make sure the shutter s. Installing an attic fan step 1. Gable installation means you don t have to get out on the roof.

The whole house fan is installed inside the attic between the living space and ceiling. The warm air escapes through the attic and to the attic vents allowing the circulation of chilly air from the windows. If the attic is insulated with fiberglass batts just pull back any that are blocking the flow of air. It helps to cool your home temperatures and the attic by approximately 30 degrees.

Maxxair heavy duty exhaust fan. Again these are mostly of steel construction. Cheap attic fans may be supplied without a louver so you ll probably want to add one. Iliving 800 cfm shutter exhaust fan.

Courtesy of home depot. The soffit vents are now installed but you still need to make sure there s no insulation blocking the new vents. Draw a circle on the roof matching. This is the temperature that most manufacturers recommend for efficient working of the fan to set the attic ventilation requirement at minimum.

You ll do most if not all of the work from inside the attic. Installing an attic fan on a roof 1. Set the temperature control of the regulator to about 95 degrees. This installation procedure is almost done.