Everything You Need To Know About Buying A Range Hood

Buying a range hood for your kitchen? Here is everything you need to know.

Over the years, we have had a lot of different range hoods questions come up at CopperSmith. This article was created to put an end to the most common project stoppers regarding decorative ventilation. So, if you’re buying a range hood and looking to find Kitchen Nirvana, take a few minutes and read on.

How high above the cooktop should your range be?

range hood info

Can you dunk?

First things first. Let’s talk about bumping our head. Does your family dominate the neighbors in the weekly basketball game? If so, let’s take a look at what range hood height will give you the best cooking experience.


Range hoods heights

Considering most cooktops are 36″ in height, even if you maxed out most insert fan manufacturers recommendations of 36″ over the cooktop, you would still be at six feet to the bottom of the hood. So if your husband gets mistaken for the Bird, how are you going to protect your team from accidents in the kitchen? The secret is depth…

range hood heights       Make sure your range hood is shallower than your stove.


How does the height of the range hood effect performance?

We get this question so often that we decided to get pretty serious on “paint” to visually show you what happens when you fry bacon.

proper range hood height

Proper range hood height pictured above.

range hood installation

This range hood is too high up, and to catch the grease, it would need a bigger canopy. Most insert fan manufacturers tell you what is optimal for their range hoods. We find that 30″ above the cooktop is a good all-around place to start. If you want to go higher, just remember that the smoke and grease will cover a larger area as it rises.

How wide should my range hood be?

range hood width

We get this question all the time. If your stove is 30″ wide, your range hood can be anywhere from 30″-36″ wide.  Stay in this range, and you shouldn’t be breaking any social norms.

How tall should my range hood be?

ceiling height

Do I have to go all the way to the ceiling?

Short Answer, No.

Long answer – click here, and here, to compare people who did and didn’t. But for those of you who don’t want to go to the ceiling, below is your formula.

range hood height1

How much CFM do I need?

CFM Range

Now that you are a range hood expert, check out our range hoods and customize your own. You can select your width, height, and depth, along with your ventilation system (insert fan) size. If you have further questions about buying a custom range hood, feel free to contact us.

Illustration Credit: Special thanks to artist and friend Rick Kollath.