Center the nail between.
How to install a bathroom vent through roof.
This video is a comprehensive rundown on how to install a roof vent on a pre existing shingle roof.
Position the vent pipe up to the bottom of the roof.
How to vent a bath fan through the roof 1.
To vent a bath fan through the roof you must first prepare a ductwork connecting the roof top to the bathroom.
Choosing a whole house fan.
With the pipe in a vertical position trace around the pipe using a pencil.
Nail the lower corners with roofing nails and tar the heads.
Then drill a hole on the roof top.
I really hate cutting holes in roofs but it was this or run 15 feet of vent hose through a gable end.
Table of contents hide.
From inside the attic drive a nail through the roof directly above the bathroom vent fan.
Slide a flat pry bar underneath the.
The lower half of the flange sits on top of the shingles.
Go into your attic.
Apply a bead of asphalt roof cement on the bottom of the vent.
The penetration will be oval to have a round pipe exit vertically through a pitched roof you need an oval hole in the roof.
If you have any questions or comments at all please comme.
So if you like then climb a couple ladders with me an.