Apply a bead of asphalt roof cement on the bottom of the vent.
How to install a bathroom vent through roof.
Nail the lower corners with roofing nails and tar the heads.
To vent a bath fan through the roof you must first prepare a ductwork connecting the roof top to the bathroom.
Slide a flat pry bar underneath the.
So if you like then climb a couple ladders with me an.
I really hate cutting holes in roofs but it was this or run 15 feet of vent hose through a gable end.
Go into your attic.
Center the nail between.
How to vent a bath fan through the roof 1.
Choosing a whole house fan.
With the pipe in a vertical position trace around the pipe using a pencil.
From the roof find the nail and use the utility knife to cut roof shingles from around the nail.
Position the vent pipe up to the bottom of the roof.
Slide the vent under the shingles so they cover the top half of the vent flange.
The penetration will be oval to have a round pipe exit vertically through a pitched roof you need an oval hole in the roof.
From inside the attic drive a nail through the roof directly above the bathroom vent fan.
Over there mount the vent hood using tri polymeric locking seal paste and put the nails to strengthen it.
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The lower half of the flange sits on top of the shingles.