Smaller on each side than the vent you re installing.
Attic vent through soffit.
Add soffit venting first.
If you are looking for a diy install roof ventilation is a risky job.
Vent these fans through the roof or soffit.
Next lay the strip vent down on a flat wood surface such as a plywood sheet or long 2 x 4 and drill 1 8 in dia.
Space the holes 12 to 14 in.
Even for the second story bathroom you can access the attic to vent the moisture outside.
This eliminates the need for you to make a hole in the roof or your walls.
Butt a cardboard template against the fascia and mark your soffit hole locations to begin soffit vent installation.
Yes you can vent the bathroom fan through soffit.
With the help of an assistant raise the vent up to the soffit and center it over the cutout slot.
To effectively cool the attic outside air needs to circulate through it.
Ridge vents with attic.
Raise the vent up to the soffit photo by merle henkenius.
One solution is to use the natural circulation caused by hot air rising to bring fresh air into the attic through soffit vents under the eaves then expel the hot air through ridge or gable vents near the peak of the roof.
Instead fresh air still flows in through the soffit vents and travels along the underside of the sheathing until it reaches a ridge vent or can be vented with another type of exhaust vent.
A soffit vent is simply a vent installed into the underside of your home s eaves called the soffit that permits fresh outside air to be drawn up into the attic.
Mark holes for soffit venting.
Screw holes through both flanges.