Installing A Vent Through Roof

Choosing a whole house fan.

Installing a vent through roof.

First head up to your attic and determine where you want to install your roof vent. Apply a bead of asphalt roof cement on the bottom of the vent. See below for a shopping list and tools subscribe. Slide the vent under the shingles so they cover the top half of the vent flange.

Seal between the top of the vent flange and at the bottom of the roofing shingles as well. Be sure to like and subscribe in order to help me bring you more helpful videos filled with tips and tricks i ve learned over the years. The vent opening must be far enough above the roof and away from doors and windows to prevent the sewer gases from drifting into the house. The lower half of the flange sits on top of the shingles.

Install the vent and seal the underside of the vent flange with roofing grade sealant caulk. Installing a range hood vent through the ceiling is also called venting vertically and this is the method we recommend. Plenty more videos t. Nail the lower corners with roofing nails and tar the heads.

Then flash it with the shingles that you removed prior on both sides and above the vent. Locate the drill bit. The code requires a 10 foot horizontal distance from any. The holes are not just for the range hood but also drill one or two more holes for the electric wires too.

This old house general contractor tom silva shows how to properly install a roof mounted bath fan vent. Go into your attic. Considering that back pressure higher than 6 wci is generally recognized as inefficient you can see that venting through the roof with non dryer specific vents is immediately problematic. Position the vent pipe up to the bottom of the roof.

To vent a range hood through a wall or roof you have to open up a hole in the ceiling using a drill machine. With the pipe in a vertical position trace around the pipe using a pencil. The penetration will be oval to have a round pipe exit vertically through a pitched roof you need an oval hole in the roof. You should start by drilling a hole through the roof and make sure it goes through where you want your vent to go.