Before you begin make sure all factory installed bolts are tightened.
Install attic fan in roof.
Install roof brackets and fall arrest system to roof.
In attic mark location of solar powered vent between two roof rafters.
Drill a pilot hole through the roof where you want your fan to go.
Installing an attic fan on a roof 1.
Labor roofers are the most qualified to install attic fans mounted 1 on your roof line.
That way you ll be able to tell where to cut out.
Most homeowners can expect to pay between 369 and 876.
Whole house fans tend to have higher overall costs than attic ventilation fans.
Do it yourself attic fan installation instructions calculate your eave vent size.
Scribe outline of vent s flashing on roof using homemade dowel compass.
Depending on the quality of the unit you choose location and add ons the project can run as little as 200 or as much as 1 300.
Roofers charge between 45 and 75 per.
If your fan is electric or solar powered you will also need to hire an electrician to wire the fan to your home s.
Many are solar powered and require no other wiring so they don t cause any additional charges on your electricity bill.
If you do not already have a space for the fan in.
We like master flow s model for its easy installation and efficiency.
Learn how easy it is to install an attic fan.
Even if your roof already has ridge vents and plenty of ventilation built in it s a good idea to install gable fans or roof fans to help blow hot humid air out of the attic.
Roof mounted attic fans require a vent hold near the top of the roof where the fan can sit over the vent on a plastic or metal base.
Power ventilators come in a number of sizes and are rated by cubic feet of air moved per.
On average labor costs run between 100 300 and the fan itself may range from as little as 50 to more than 500.
Drive nail through center of vent location.
There aren t a whole lot of downsides to installation.
Gable fans fit into the gable vent and can be set to operate only within a preset temperature range.
Attic fan installation costs an average of 593.
Cut shingles along circular outline with a utility knife.
Pricing for attic fan installation varies depending on fan type and its location.
Turn off the electricity in your attic.
Designed for attic spaces up to 2 088 square feet master flow s unit can remove a large volume of hot air at a rate of 1 500 cfm.
Consider two things for.
Use the main fuse box or circuit breaker box to shut it off.
Gable fans are installed at the very top of your gable end walls and vented through the walls outside.
Attic ventilation fans also tend to be quite energy efficient in terms of their own operation.