Mark out spots on the ceiling.
Installing roof vent for range hood.
Install the vent and seal the underside of the vent flange with roofing grade sealant caulk.
Push the cap into place and fasten.
Process beginning in the attic drill a hole through the roof where you want your vent to go.
Disassemble the range hood vent into its units.
Goose neck vent roof.
Second during cold winters you ll be blowing warm moist air onto a cold surface the roof vent and roof plywood.
Use a 6 inch diameter hole saw to cut a hole through the interior wall surface directly above the range.
If you find it hard climbing the roof to be able to vent your range hood then you can vent it through the wall.
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.
Then flash it with the shingles that you removed prior on both sides and above the vent.
Measure the range hood to determine where the vent comes out on the range hood and mark it on the wall.
On the roof use a jigsaw to cut a round hole.
First you ll partially block your roof vent with the piping reducing the flow of cooling air through your attic.
Ensure that the spots you mark out on the ceiling are precise.
Depending on the location of your range you will need to decide if it is easier to vent through an outside wall versus up through the roof.
Another name for venting through the wall is called horizontal wall venting.
The trickiest part of installing a range hood is determining how to run the ventilation ducts.
How to install a range hood through the ceiling step 1.
Apply caulk to the siding where the cap flange will rest.
The roof cap was done for this stainless steel range hood installation https youtu be 7lvu7lg9zoe was installed a master flow 6 in.
All you need to do is install an 18 inches straight venting before installing an elbow.
This should be between two rafters.
If not purchase a duct extension and attach it with sheet metal screws and duct tape.
Seal between the top of the vent flange and at the bottom of the roofing shingles as well.
Collect the dust with wet dry vacuum while cutting the hole.
Measure out a square that s slightly larger than the vent hole and remove the shingles in this area with a hooked blade.
If the hole saw can t cut through the interior wall in one pass stop cutting remove the plaster from the hole and continue drilling.
If you re tempted to vent your exhaust fan through an existing roof vent or even vent it into the attic don t do it.
