Your range hood plays a vital role in your kitchen. It removes odors, grease, steam, and heat, keeping your cooking space comfortable and safe. But to function efficiently, your range hood filters must be clean. In this guide, we’ll show you how to clean range hood filters yourself and keep your kitchen air fresh.
Why Cleaning Range Hood Filters Is Important
Keeping your range hood filters clean is crucial for several reasons:
- Improves efficiency: Dirty filters reduce airflow, making your hood work harder.
- Extends blower life: Regular cleaning prevents strain on the motor.
- Removes grease and smoke effectively: Cleaner filters trap more particles.
- Enhances safety: Prevents grease buildup that could cause kitchen fires.
- Reduces pests: Dirty filters attract flies, cockroaches, and other pests.
- Improves air quality: Prevents toxins like nitrogen dioxide and carbon monoxide from circulating indoors.
Pro Tip: Most manufacturers recommend cleaning your range hood filters at least once a month or more frequently depending on how often you cook.
Types of Range Hood Filters
Understanding your filter type helps you clean it properly:
- Stainless Steel Filters:
- Durable and dishwasher-safe.
- Ideal for high-volume kitchens.
- Can be hand-washed, soaked, or cleaned with a pressure washer.
- Aluminum Filters:
- Economical and lightweight.
- Best cleaned by hand; avoid dishwashers.
- Charcoal/Carbon Filters:
- Absorb odors in ventless hoods.
- Cannot be cleaned; must be replaced every 3–4 months.
- Fabric Grease Filters:
- Rare in modern hoods, filter out oil and grease.
- Usually washable but check the manufacturer’s instructions.
Materials Needed
Before starting, gather these items:
- Bucket or large bowl with hot water
- Dishwashing liquid
- Baking soda
- Bristle or dish brush
- Tongs or gloves for handling hot items
Also Read: Best Degreasers for Range Hoods
Step-by-Step Guide: How To Clean Range Hood Filters
Follow these steps to clean your range hood filters effectively:
1. Remove the Filters
- Lift the back of the filter inside the hood.
- If your filter has handles, grip them carefully.
- Slide it to the back of the hood.
- Angle the front edge downward and remove it.
Tip: Avoid holding the filter by the sides to prevent bending or scratching.
2. Prepare Cleaning Solution
- Fill a bucket or sink with hot water.
- Add a few drops of dishwashing liquid and ¼ cup baking soda.
- Stir well to dissolve.
3. Soak the Filters
- Submerge the filters in the solution for 10–30 minutes.
- For heavily greasy filters, soak longer or overnight.
4. Scrub the Filters
- Use a soft brush or scourer to remove stubborn grease.
- Scrub both sides carefully.
5. Dishwasher Method (Optional)
- Stainless steel filters can be placed in the dishwasher.
- Use the hot cycle or pots & pans cycle for best results.
- Remove and inspect after the cycle; some stubborn grease may need hand-scrubbing.
6. Dry and Reinstall
- Allow filters to air dry completely.
- Reinsert them carefully into the hood.
- Ensure they snap or lock into place securely.
DIY Stubborn Grease Solution
If your filter has laminated grease buildup:
- Place the filter in a resealable bag with 1 cup household ammonia.
- Let it sit overnight.
- Remove and scrub with a toothbrush.
- Wash with warm, soapy water and rinse.
- Air dry and reinstall.
Warning: Work in a well-ventilated area when using ammonia.
How Often Should You Clean Range Hood Filters?
- Frequent cooks/fryers: Monthly cleaning
- Moderate cooking: Every 2–3 months
- Rare cooking: Every 4–6 months
Pro Tip: If your hood becomes noisy or airflow decreases, clean it immediately.
Final Thoughts
Your whole range hood will work more effectively and perfectly if your filters are cleaned properly. We would recommend you clean your baffle filters periodically based on how often you cook but cleaning the baffle filters at least every 60 days is a good practice. In case your range hood is louder than it normally is, or if it isn’t exhausting as well, and there are visible signs of grease, these are signs that it needs to be cleaned in the best possible way.
How To Clean Range Hood Filter FAQs
How to remove range hood filter ?
Here is the step-by-step process for how to remove kitchen exhaust fan filter
- Lift the back of the range hood filters up, inside the vent hood.
- Some of the range hoods might have handles on the baffle filters, but not all of them.
- In case your range hood filter has these handles, you will have to grip them, and lift the filter inside the vent hood.
- In case your hood does not have these handles, you can use your hands so that you can carefully lift these filters.
- Slide the range hood filter to the back of the hood.
- Once you have lifted the baffle or mesh filter, you will then have to slide it to the back of the hood try not to scratch the back of your range hood.
- Try not to hold the baffle filter from the sides. There might be a lot of space inside the vent hood be careful with your hands and wrists.
- It might get difficult for you to see what you are actually holding on the inside of the range hood.
- Angle the front edge downward and remove the filter.
With your range hood filter all the way to the back, tilt the front edge downward and lift it out of the hood. That’s it! You’re done!
What is the best way to clean range hood filters?
Instructions:
- First of all, you will have to remove your range hood filters.
- In case you own an over-stove microwave that has a built-in fan rather than a hood, the filters might be on the bottom.
- You will have to boil 4 quarts of water in a big pot then take it off the heat and let it cool for a couple of minutes.
- Stir the 2 cups of white vinegar and some drops of the liquid dishwasher.
- You will then have to add your stove hood filter and set a timer for 30 minutes.
- Try to use tongs so that you can remove the filter after 30 minutes and scrub it with an old toothbrush on both of its sides.
- Rinse the filter with clear water and properly and air dry it then reinsert it into the range hood.
Stubborn Grease Solution
In case you have not cleaned your stove hood filter ever in its lifetime, with the passing time and all that heat that may be caused the collected grease to form an almost laminated surface that is connected to the filter material.
In order to get stubborn grease off your stove hood filters by soaking them overnight would be a resealable bag that is filled with 1 cup of plain household ammonia. On the very next day, you will have to remove the filter and with the use of an old toothbrush scrub away any grime, then wash it with warm, soapy water and rinse it properly. Put these filters back once they are fully dry.
How often to clean range hood filter?
You might have to clean your filters every two to three months, that all depends on your cooking habits. In case you use your stovetop very frequently, fry a lot of food and cook with a wok, there are high chances that your filters may need regular monthly cleanings. But in that case, if you do not cook very often, you can go for a couple of months or even more without cleaning.
How to clean range hood filters with baking soda?
You can always use a mixture of vinegar and baking soda to clean range hood filters by following these steps
- Find a pot large enough for these filters and try to sufficiently fill it up with water.
- Bring this water to a boil.
- Add 3 tablespoons of vinegar and 2 teaspoons of baking soda to the solution.
- Try to add the baking soda slowly and not all in one go.
- Place the filter and let it stay for 30 minutes to an hour in this solution.
- At the end remove these filters with the help of tongs and place them in the sink and scrub hard on both sides.
How to clean charcoal filter range hood?
Remember that these charcoal filters that are used in your ventilation cannot be cleaned. You will just have to replace them after every 3 to 4 months and this time period depends on their usage. Carbon filters help in reducing odors that are there in the kitchens with range ventilation hoods that recirculate the air in the kitchen rather than venting the air outside the home. If you replace them every 3 to 4 months, it will help in making sure that all these odors don’t linger in your kitchen.
What are the main range hood filter types?
As we know that hoods are designed in such a way that they can remove smoke, heat, steam, and fumes, as well as dirty kitchen air. Nevertheless, the air in commercial kitchens is basically filled with bits of grease and food residues that may quickly clog up the ductwork in a hood system if not filtered out in a proper way. Just by selecting the proper hood filter for your company, you can keep your exhaust hood working at peak performance and ensure clean kitchen air.
Range Hood Filter types
Stainless steel exhaust hood filter
These kinds of hood filters are durable and very easy to wash which would make them best for high-volume establishments where saving time is much more important than any other activity. These kinds of filters can be placed in the dishwasher or soaked in water, not like filters that are made of aluminum. They can also be cleaned by hand or with a pressure washer and are available in an array of styles and sizes to fit common kitchen exhaust hoods.
Aluminum exhaust hood filter
Aluminum hood filters are a more economical choice for lower-volume kitchens. However, they are not as durable as stainless-steel filters might be. Aluminum hood filters are best cleaned by hand and should not be placed in a commercial dishwasher in any case.
How to clean range hood filters in dishwasher?
Yes, as it is rightly said that your range hood filters are dishwasher friendly so you certainly can place your range hood filter in the dishwasher. Also the above cleaning hack shows, rangehood filters can be washed thoroughly in a dishwasher and they also work best when put on a very hot cycle for pots and pans if your dishwasher has the following settings.
Can All Filters Be Cleaned?
There are basically three kinds of filters on most range hoods:
- Fabric grease filters
- Metallic grease filters
- Charcoal filters
Grease filters, as also their name suggests, have the unique purpose of filtering out oil fumes and grease from your kitchen. They are also present in all range hoods with the exclusion of a few models in the past as they are much more modified now.
How to Choose Commercial Kitchen Hood Filters?
How to clean stubborn Grease from range hood filters?
If you have never cleaned your stove hood filter before, there are high chances that time and heat may have caused the collected grease to form an almost laminated surface that is attracted to the filter material. You can get stubborn grease cleaned off your stove hood filters simply by soaking them overnight in a resealable bag filled with 1 cup of plain household ammonia. And on the next day, you will have to remove the filters and use an old toothbrush to scrub away any grime, then wash it with warm, soapy water and rinse it well. Once it is completely dry, put your clean range hood filter back in place.
