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