How to Vent a Range Hood On an Interior Wall | 8 Steps With Experts Tips


When you cook, such as grilling or cooking, you will release lots of grease smoke, smoke, and food smell. To ensure proper circulation and keep the air in your kitchen spotless, It is essential to install the range hood. To vent a range hood on an interior wall, start by drilling the hole 3 feet from any structures, including chimneys and vents for toilets. The hole should be made through the interior into the attic. Then, take roofing shingles off and connect the vent to the roof. Finally, use roofing grade caulk to secure it. Make sure to label the cabinets before attaching the ductwork. If you own a one-story home, you’ll typically be able to vent through the attic and then out the roof.

However, suppose you’re on several levels. In that case, you could put it in the cabinet above the stove and then redirect it towards the closest exterior wall. Although it may appear difficult once you have decided on the right way, whether via the ceiling or on an adjacent wall, the installation procedure is fairly simple. We’ll provide more detail on the various models of range hoods and give you detailed instructions and tips for how to vent a range hood on an interior wall.

How to vent a range hood on an interior wall

Are you looking to know how to vent a hood on an interior wall? Range hoods on interior walls may pose a few challenges when venting. However, in this article, I will discuss the most popular solutions.

Learn more: How to install an island range hood

Step 1

The first step is to vent a range hood on an interior wall is to open the range hood, If you haven’t done so already. Remove all the components and make sure you have all of the components. Put away the packaging. Get a pencil and a level. Create a line vertically along the wall that supports it that extends to the ceiling in the middle of where the range hood will be. If you can’t get it all the way to your ceiling, you can climb as high as you can reach.

Step 2

Then create a horizontal line that is at minimum 24 inches or 30 inches over the cooking surface. If you’re using an electric range, it will require at least 30 inches of distance. Then you’ll need to take your chimney bracket and put it in the walls 1 inch away from the ceiling or just above the upper limit. Be sure that it is in alignment with the vertical line. Make sure to check your local building code as they vary between cities.

Step 3

Find the nearest exterior wall and then run it behind the ceiling. If possible, it should be run in the closest distance to your ceiling (leaving your ductwork visible to give it an industrial appearance or installing a soffit to conceal it). Run the ductwork into the attic or wall through the roof. Then, we’ll show you how to connect the ceiling ductwork and the closest exterior wall below.

Step 4

Make a hole slightly bigger than the ducting vent in the ceiling. This will allow you to connect the duct to the ceiling and the soffit. The hole-saw is a great tool for creating an even, well-spaced opening. Take out all the materials inside to enable you to run the duct inside the joist bay. Be sure to not take out any joists, as this could affect the strength of the structure of the building. Suppose you are unable to conduct the ductwork through the joist bay. In that case, we suggest that the ductwork be exposed and through the ductwork inside the attic/wall over the roofing. After that, you can create a second hole in the home’s exterior (exterior wall). The hole must be connected to the joist bay from which you will connect the pipe. Before that, you must learn how high should range hood be from the stove. Click here and learn.

Step 5

Use the wall cap to insert it into the hole in the house’s exterior to make it ready for mounting. Suppose the hood is not able to be able to fit snugly on the wall. In that case, you could use PVC trim to make a uniform space for the cap so that it is positioned properly on the wall’s exterior. This can help create a watertight hole. Make the PVC trim to fit the dimensions that the cap will be. After that, you’ll need to cut an opening within the PVC trim which is the same size as the hole in the duct. This will become the mounting plate.

Step 6

Place your PVC cut-off over the hole on the outside wall, and then mark the perimeter using a pencil. Then, you can remove the section of siding outside using the aid of an angle mill. Apply the silicone adhesive to holes in your walls. Then, set it with a firm PVC trim. Secure it with screws and apply caulking or other watertight material to it. PVC trim. Okay, now it’s time to start working on ductwork. Apply aluminum tape to join the duct with a diameter of 6 inches to the wall cap.

Step 7

Place the vent cap inside the hole at the exterior to the six” duct. Utilize self-tapping screws to secure the cap. Apply caulking or other watertight material over the walls cap to ensure it is watertight. Then, head inside and apply aluminum tape to join an elbow with the six” pipe that runs across the other side. Then, gently slide the elbow (if necessary) through the hole. Utilize duct tape or aluminum to attach the fitting to the wall.

Step 8

Install the vent hood brackets into the kitchen’s wall and wall studs. line up the hood with the brackets that mount it and secure it with the screws driven into the wall studs. Install the ductwork over the adapter for the outlet. Tape the joints of the ductwork to ensure correct connections with aluminum tape. For the remainder of your installation process, adhere to the instructions in your manual. You’re on the way to enjoying a fresh cooking experience!

Why install a vented range hood

Venting a range hood on an interior wall is a great way to enhance the kitchen’s aesthetics and make it efficient, fashionable, and safe. It’s a smart purchase that can quickly eliminate unpleasant kitchen odors and absorb grease, reducing time to clean. It is essential to eliminate the pollution and cooking fumes which can be harmful to your health. The cooking fumes are made up of two chemical compounds classified as carcinogens and over 200 harmful gasses. Imagine them floating around the kitchen and home areas where you and your family are breathing in their toxicity. The higher levels of carbon dioxide trapped in the air could be detrimental to the body. Venting your range hood can provide improved and healthier air quality in the kitchen while you cook meals.

Checkout: How to install under cabinet ductless range hood

How to vent a range hood on an interior wall: Tips

  • Be aware of the required parameters to assist you in selecting the ideal range hood for your requirements. It is important to determine the cubic feet per minute (CFM) of the appliance you’re looking at. It is essential to determine your kitchen area to make sure it is suitable. The standard is to divide the kitchen area by two to get the correct CFM.
  • Look at the space over that of the stand for gas. The range hood must be 8 cm radius. Centimeter radius around the oven and gas space.
  • Connect electrical outlets before installing the appliance. Turn off all power connections in your kitchen area to avoid any electrical dangers.
  • Make sure your hands are dry while handling electrical appliances.
  • Check that the outlet you intend to connect into the vent for your range hood has enough power. You can verify the power requirement of the outlet and cables by examining the label.
  • Go through the user’s manual. You can also go through a YouTube tutorial that will guide you through how to install the range hood correctly.
  • Don’t void the warranty of the item that you purchase, and you may return or reimburse the purchase in case it is defective at the factory. Defect.
  • Strip and separate all wires.
  • Wire nuts can be used to connect to electrical wiring.
  • Be sure that all connections are made properly and connect the prongs as intended. White wires, considered neutral, must be attached to the largest prong. The black wire that’s the hot wire is linked to the smaller prong, while the wire in green that is the ground wire, is connected to the long and thin prong.


If a homeowner is confronted with an indoor kitchen wall range, the issue is how they can vent it into the outdoors. The answer is almost always yes. The most commonly used method of venting your home to the outside is to directly vent to the wall on the outside through the ceiling cavity or across the upper part of cabinets in the kitchen. Another option is to vent a range hood on an interior wall, traverse the wall in the interior (in-between those joists), and then go to the outside wall in your basement or at the bottom levels. If there’s an above-grade attic, then you could continue straight up the attic and then install the vent to the roof or gable wall.

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