This old house general contractor tom silva shows how to properly install a roof mounted bath fan vent.
How to install a roof vent.
Drill a hole upward through the middle of the area you desire and leave the drill bit sticking up through the roof so you can find it from the outside.
Rather than being installed on the roof gable vents are installed on the exterior side wall of the home near the roof ridge.
Next position your ladder against your home and climb up to your roof.
Next find a spot on the roof for your exhaust vent draw a square outline the same size as your vent and remove the shingles from that area.
To install a roof vent start by installing air vents along the edges of your attic which will allow the moisture to escape from your home.
First off i m not a professional roofer this is for the diy jack of all trades guys and gals out there.
Locate the drill bit.
Installation first requires a wood frame made of 2x4s installed from the attic between two studs.
This video details how to install roof vents in a r.