For optimum performance locate it between the shower and the toilet.
How to install a roof vent for bathroom fan.
How to install a bathroom fan vent in the soffit.
From the roof find the nail and use the utility knife to cut roof shingles from around the nail.
Draw a mark on the bathroom ceiling where you d like to install the vent fan.
Choosing a whole house fan.
To install a roof vent start by choosing a good location from inside the attic and then pound a nail all the way through the roof at that location so you can find the spot from outside.
Remove the tape from the fan first.
From inside the attic drive a nail through the roof directly above the bathroom vent fan.
In this video this old house general contractor tom silva shows how to properly install a roof mounted bath fan vent.
Climb into the attic and clear away any insulation from around the hole.
Idea 5 connecting the duct to the bathroom fan.
Next we must slip a worm drive metal clamp on the inside part of duct liner.
This way we can make sure both are positioned properly.
Check the damper and the screen in prior to installation.
Slide the vent under the shingles so they cover the top half of the vent flange.
Apply a bead of asphalt roof cement on the bottom of the vent.
The lower half of the flange sits on top of the shingles.
Center the nail between two rafters.
This video is a comprehensive rundown on how to install a roof vent on a pre existing shingle roof.