This particular step will require a level of pinpoint accuracy from you because once there is a mistake the whole procedure goes.
Vent range hood through wall or roof.
The holes are not just for the range hood but also drill one or two more holes for the electric wires too.
The range hood vent uses ducts that are made to run in the roof or walls.
It is installed much like an exhaust fan and works by expelling the heat directly from the kitchen in a straight passageway.
This is why you need to install the range hood vent properly or you call a roofing contractor.
It is considered a little more expensive to vent your range hood through the roof than through the wall.
The duct work is usually concealed within the walls and it is really important to make everything air and water tight.
This type is most effective in eliminating damp and stale air that accumulates in the kitchen.