A properly designed solar attic vent fan can remove a lot of air over the course of a day cooling your house in the process.
How to install solar roof fan.
Dennis grubb goes over correct method to prepare a home for installation for a solar power attic fan.
Scribe outline of vent s flashing on roof using homemade dowel compass.
Install roof brackets and fall arrest system to roof.
Choose sunny location on the roof southern exposure recommended measure and mark out a 19 hole cut hole using a reciprocating saw cut two slits on both sides of hole to allow unit to slide under shingles.
Attic fans are best placed facing due south.
One piece units and distributed units.
The installs gable fan roof mount adjustable tilt fan.
The separate units for collection ventilation and.
Attic vent fans come in two forms.
A one piece unit like the one in the figure costs around 300 and is easy to install.
For our project we have a flat pitched roof so a flush mount unit.
In attic mark location of solar powered vent between two roof rafters.
A solar attic fan is well suited for gable ventilation.