Disassemble the range hood vent into its units.
Range hood vent roof install.
It is easier to install equipment when you disassemble its parts.
Step 2 before you begin cutting a large hole into the wall to install the vent first cut a smaller hole to see what s behind the wall.
How to install a range hood through the ceiling step 1.
This way you can properly flash your kitchen hood vent.
Install the vent and seal the underside of the vent flange with roofing grade sealant caulk.
Mark out spots on the ceiling.
A properly installed range hood will vent hot air and cooking odors outside as well as help keep kitchen surfaces free of grease.
After the hole is cut in remove the roofing shingles on both sides of the roof opening and at least 3 rows above the opening.