Install A Range Hood Roof Vent

Collect the dust with wet dry vacuum while cutting the hole.

Install a range hood roof vent.

The ductwork should already be punched through the ceiling and above cabinet or back wall and ready to hook up to the range hood before beginning installation. This should be between two rafters. We have a gas range built into a center island with a downdraft vent that doesn t vent well. Any help would be greatly appreciated.

Process beginning in the attic drill a hole through the roof where you want your vent to go. On the roof use a jigsaw to cut a round hole. 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. Install the proper sized ductwork and exterior roof or wall cap depending on where you will be venting your hood to the exterior.

The trickiest part of installing a range hood is determining how to run the ventilation ducts. Right above where our range is is a upstairs bedroom which prohibits going through the roof. Steps for installing a range vent hood use a 6 inch diameter hole saw to cut a hole through the interior wall surface directly above the range. Slide the vent under the shingles so they cover the top half of the vent flange.

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. It is easier to install equipment when you disassemble its parts. Disassemble the range hood vent into its units. Measure out a square that s slightly larger than the vent hole and remove the shingles in this area with a hooked blade.

Mark out spots on the ceiling. 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. Apply a bead of asphalt roof cement on the bottom of the vent.

Nail the lower corners with roofing nails and tar the heads. This guide reviews how to install a range hood and remove an old one. Measure the range hood to determine where the vent comes out on the range hood and mark it on the wall. 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.

The lower half of the flange sits on top of the shingles. Before you purchase a range hood check the cfm rating of its fan. Once you drill the hole you will need to cut an adequately sized opening to fit the range hood vent either square or a round shaped one depending on the design of your roof vent. Use this tutorial if you determine that venting through the roof is the best route.