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.
How to install solar roof fan.
Scribe outline of vent s flashing on roof using homemade dowel compass.
Drive nail through center of vent location.
Cut shingles along circular outline.
Install roof brackets and fall arrest system to roof.
The separate units for collection ventilation and.
In attic mark location of solar powered vent between two roof rafters.
How to install a solar powered attic fan step 1.
A one piece unit like the one in the figure costs around 300 and is easy to install.
A solar attic fan is well suited for gable ventilation.
The installs gable fan roof mount adjustable tilt fan.
For our project we have a flat pitched roof so a flush mount unit.
Attic vent fans come in two forms.
Dennis grubb goes over correct method to prepare a home for installation for a solar power attic fan.