It is installed much like an exhaust fan and works by expelling the heat directly from the kitchen in a straight passageway.
Vent range hood through wall or roof.
This particular step will require a level of pinpoint accuracy from you because once there is a mistake the whole procedure goes.
Range hoods are typically vented using a special duct work that runs through a roof and less often through an exterior wall of your house.
It is considered a little more expensive to vent your range hood through the roof than through the wall.
To vent a range hood through a wall or roof you have to open up a hole in the ceiling using a drill machine.
The range hood vent uses ducts that are made to run in the roof or walls.
A wall vent is the most common type of range hood vents and is ideal for most house based kitchen situations.
The duct work is usually concealed within the walls and it is really important to make everything air and water tight.