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Best Buy customers often prefer the following products when searching for Air Filter Accessories.

Air filters are a necessity for any home. They're functional pieces of technology that can help you clean your air. The good news is there are a number of accessories that can help you keep your air filter in good shape and extend its life. Browse the top-ranked list of air filter accessories below along with associated reviews and opinions.

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  1. Genuine HEPA Pure Replacement Filter N for GermGuardian Air Purifier Model AC5600W - Black/White - Front_Zoom
    Top comment

    "good air filter...great but had to return it due to it not fixing the air Purifiers. but order the filter on line...Standard GermGuardian filter; it is what it is....There isn't much point in reviewing this filter as a filter. It goes with a particular GermGuardian air filter unit. "

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    Product Description

    BREATHE CLEAN, FRESH, AND PURE AIR GermGuardian genuine HEPA air purifier filters reduce unwanted odors and trap allergens to deliver refreshing air to your home. WHY USE GENUINE GERMGUARDIAN FILTER REPLACEMENTS Your purifier is only as powerful and effective as the filter you put inside, and our Genuine Guardian Technologies replacement parts are essential for maintaining product performance. Each filter or bulb is designed specifically for a particular unit style. Not only will genuine replacement parts fit like a glove, but they also have the combination technology to match so that you can get the most out of your air purifier.
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    Top comment

    "good air filter...great but had to return it due to it not fixing the air Purifiers. but order the filter on line...Standard GermGuardian filter; it is what it is....There isn't much point in reviewing this filter as a filter. It goes with a particular GermGuardian air filter unit. "

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    Product Description

    BREATHE CLEAN, FRESH, AND PURE AIR GermGuardian genuine HEPA air purifier filters reduce unwanted odors and trap allergens to deliver refreshing air to your home. WHY USE GENUINE GERMGUARDIAN FILTER REPLACEMENTS Your purifier is only as powerful and effective as the filter you put inside, and our Genuine Guardian Technologies replacement parts are essential for maintaining product performance. Each filter or bulb is designed specifically for a particular unit style. Not only will genuine replacement parts fit like a glove, but they also have the combination technology to match so that you can get the most out of your air purifier.
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    Your price for this item is $24.99
    The comparable value price is $44.99

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  2. Genuine HEPA Pure Replacement Filter M for GermGuardian Air Purifier Models AC4700BDLX and AC4700DLX - Black/White - Front_Zoom
    Top comment

    "Air filter...Good air filter, last a long time. Price is good.....Does the job gives me clean air and change it every 4-6 month. Lights turn on when is time to change."

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    Product Description

    GermGuardian FLT4700 HEPA GENUINE Replacement Filter M is a combination filter. It includes a HEPA filter, a pre-filter/activated carbon filter layer that captures odors from cooking, pets and smoking, while helping to improve indoor air quality. The 360 degree HEPA Filter captures 99.97% of dust and allergens as small as 0.1 microns such as household dust, pet dander, mold spores and plant pollens. It is recommended to use with the GermGuardian AC4700B and AC4711W. The use of this genuine Guardian Technologies replacement part will maintain the product's performance.
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    Top comment

    "Air filter...Good air filter, last a long time. Price is good.....Does the job gives me clean air and change it every 4-6 month. Lights turn on when is time to change."

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    Product Description

    GermGuardian FLT4700 HEPA GENUINE Replacement Filter M is a combination filter. It includes a HEPA filter, a pre-filter/activated carbon filter layer that captures odors from cooking, pets and smoking, while helping to improve indoor air quality. The 360 degree HEPA Filter captures 99.97% of dust and allergens as small as 0.1 microns such as household dust, pet dander, mold spores and plant pollens. It is recommended to use with the GermGuardian AC4700B and AC4711W. The use of this genuine Guardian Technologies replacement part will maintain the product's performance.
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    Your price for this item is $29.99
    The comparable value price is $39.99

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  3. Genuine HEPA Pet Pure Replacement Filter C for GermGuardian AC5000 Series Air Purifiers - White - Front_Zoom
    Top comment

    "Good Filter...I have the GermGuard air filter and the filter for it works well. I have a cat and dog and it picks up their dander very well. ...Not as good as the factory filters...The filters that came with the air purifier did a much better job of cleaning the air in my home. "

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    Product Description

    Still collecting hair in every nook and cranny, despite your best efforts to keep it clean? Our Pet Pure(R) Genuine HEPA Filter is specifically designed to capture more hair and odors from your furry friends, because we know it’s not Roscoe’s fault for being fluffy. Choose our Pet Pure(R) HEPA Filter Replacement to take the first step towards a cleaner, fresher, and healthier home. Experience the difference in air quality and bid farewell to pet-related allergens and odors with our advanced HEPA Filter Replacement, meticulously crafted to tackle pet dander, hair, and odors with exceptional efficiency. The Pet Pure(R) HEPA Filter Replacement is infused with Pet Pure Filter Treatment, a powerful anti-microbial agent. This treatment actively inhibits the growth of mold, mildew, and odor-causing bacteria on the surface of the filter, ensuring that it remains clean and fresh for extended periods. The HEPA (High-Efficiency Particulate Air) filter efficiently captures even the tiniest airborne particles, such as dust, pollen, pet dander, and mold spores. Its high-performance design guarantees the trapping of 99.97% of particles as small as 0.1 microns, promoting a healthier living environment. *Initial efficiency value. As small as 0.1 microns from the air passing through the filter media. Compatible with [the GermGuardian 28" Tower Air Purifier Series, our HEPA Filter Replacement is designed for easy installation and hassle-free maintenance. We recommend replacing the filter every 6 months to ensure optimal performance and efficiency, keeping your air quality at its best. Carbon filters (FLT28CB4) can be replaced every 2-3 months to extend the life of the HEPA Filter .
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    Top comment

    "Good Filter...I have the GermGuard air filter and the filter for it works well. I have a cat and dog and it picks up their dander very well. ...Not as good as the factory filters...The filters that came with the air purifier did a much better job of cleaning the air in my home. "

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    Product Description

    Still collecting hair in every nook and cranny, despite your best efforts to keep it clean? Our Pet Pure(R) Genuine HEPA Filter is specifically designed to capture more hair and odors from your furry friends, because we know it’s not Roscoe’s fault for being fluffy. Choose our Pet Pure(R) HEPA Filter Replacement to take the first step towards a cleaner, fresher, and healthier home. Experience the difference in air quality and bid farewell to pet-related allergens and odors with our advanced HEPA Filter Replacement, meticulously crafted to tackle pet dander, hair, and odors with exceptional efficiency. The Pet Pure(R) HEPA Filter Replacement is infused with Pet Pure Filter Treatment, a powerful anti-microbial agent. This treatment actively inhibits the growth of mold, mildew, and odor-causing bacteria on the surface of the filter, ensuring that it remains clean and fresh for extended periods. The HEPA (High-Efficiency Particulate Air) filter efficiently captures even the tiniest airborne particles, such as dust, pollen, pet dander, and mold spores. Its high-performance design guarantees the trapping of 99.97% of particles as small as 0.1 microns, promoting a healthier living environment. *Initial efficiency value. As small as 0.1 microns from the air passing through the filter media. Compatible with [the GermGuardian 28" Tower Air Purifier Series, our HEPA Filter Replacement is designed for easy installation and hassle-free maintenance. We recommend replacing the filter every 6 months to ensure optimal performance and efficiency, keeping your air quality at its best. Carbon filters (FLT28CB4) can be replaced every 2-3 months to extend the life of the HEPA Filter .
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    Your price for this item is $27.99
    The comparable value price is $44.99
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  4. Genuine HEPA Pure Replacement Filter J for GermGuardian Air Purifier Model AC5900WCA - White With Black Border - Front_Zoom
    Top comment

    "Great Filter...Great replacement filter. I've tried many third party filters for my germ guardian ac5900 air purifier while they worked, they did not seem to be as good as the original....Air Filter...Excellent filter easy to install fast delivery service."

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    Product Description

    GermGuardian FLT5900 HEPA GENUINE Replacement Filter J is a combination filter. It includes a HEPA filter, a pre-filter/activated carbon filter layer that captures odors from cooking, pets and smoking, while helping to improve indoor air quality. The HEPA Filter captures 99.97% of dust and allergens as small as 0.1 microns such as household dust, pet dander, mold spores and plant pollens. It is recommended to use with the GermGuardian AC5900WCA. The use of this genuine Guardian Technologies replacement part will maintain the product's performance.
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    Top comment

    "Great Filter...Great replacement filter. I've tried many third party filters for my germ guardian ac5900 air purifier while they worked, they did not seem to be as good as the original....Air Filter...Excellent filter easy to install fast delivery service."

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    Product Description

    GermGuardian FLT5900 HEPA GENUINE Replacement Filter J is a combination filter. It includes a HEPA filter, a pre-filter/activated carbon filter layer that captures odors from cooking, pets and smoking, while helping to improve indoor air quality. The HEPA Filter captures 99.97% of dust and allergens as small as 0.1 microns such as household dust, pet dander, mold spores and plant pollens. It is recommended to use with the GermGuardian AC5900WCA. The use of this genuine Guardian Technologies replacement part will maintain the product's performance.
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    Your price for this item is $52.99
    The comparable value price is $79.99
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  5. Levoit - Replacement Filter for Airzone Purifier - 1pk - White - Front_Zoom
    Top comment

    "Super clean filter...Im so glad to replace my air filter on time...air filter...love this filter workd really good and will last a long time"

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    Product Description

    Enjoy a refreshing atmosphere free from contaminants with the Levoit LV-H134-RF Replacement Filter. A Pre-Filter captures large particles like hair and lint while the Main Filter captures fine airborne particles. Lastly, the Custom High-Efficiency Activated Carbon Filter helps neutralize and break down unwanted odors from cooking, pets, cooking, smoke, VOCs, and more. Together, 3 stages of filtration keep the air clean and fresh throughout the day.
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    Top comment

    "Super clean filter...Im so glad to replace my air filter on time...air filter...love this filter workd really good and will last a long time"

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    Product Description

    Enjoy a refreshing atmosphere free from contaminants with the Levoit LV-H134-RF Replacement Filter. A Pre-Filter captures large particles like hair and lint while the Main Filter captures fine airborne particles. Lastly, the Custom High-Efficiency Activated Carbon Filter helps neutralize and break down unwanted odors from cooking, pets, cooking, smoke, VOCs, and more. Together, 3 stages of filtration keep the air clean and fresh throughout the day.
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    Your price for this item is $69.99

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  6. Dyson - 360° Glass HEPA Filter (TP01, TP02, BP01) - White - Front_Zoom
    Top comment

    "I’ve had my air filter for several years and it’s fantastic. ...I previously bought a knock off at Amazon and the air filter did not read it. It kept giving me an error. "

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    Product Description

    Replacement HEPA filter engineered for the following Dyson purifiers: TP01, TP02, and BP01. We recommend replacing your filter every 12 months. Over time, filters can get clogged with pollutants, reducing air flow. Using Dyson Genuine replacement filters ensures a sealed filtration system, HEPA standard and proper functioning of the machine. 
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    Top comment

    "I’ve had my air filter for several years and it’s fantastic. ...I previously bought a knock off at Amazon and the air filter did not read it. It kept giving me an error. "

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    Product Description

    Replacement HEPA filter engineered for the following Dyson purifiers: TP01, TP02, and BP01. We recommend replacing your filter every 12 months. Over time, filters can get clogged with pollutants, reducing air flow. Using Dyson Genuine replacement filters ensures a sealed filtration system, HEPA standard and proper functioning of the machine. 
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    Your price for this item is $69.99

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  7. Insignia™ - Replacement Filter for NS-APLWH2 Insignia 497 Sq. Ft. Air Purifier - White - Front_Zoom
    Top comment

    "Great filter...Great air filter. Long life. Perfect fit in insignia...The air filter is great and the replacement filters fit well."

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    Product Description

    Keep the unpleasant side effects of allergies and odors outside of your home with the Insignia Replacement Filter for NS-APLWH2 Insignia 497 Sq. Ft. Air Purifier. With a dual layer, this HEPA and activated carbon filter captures 99.97% of particles as small as .3 microns. It removes dust, pollen, irritants and smoke, improving your air quality and visibility. The layer of active carbon also removes odors, keeping your house smelling clean and fresh. Don’t worry about having to constantly change the filter. Depending on your air quality, the filter can last 2,000 hours. It’s designed to replace the filter in the Insignia 497 Sq. Ft. HEPA Air Purifier, so you can maintain your clean air today.
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    Top comment

    "Great filter...Great air filter. Long life. Perfect fit in insignia...The air filter is great and the replacement filters fit well."

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    Product Description

    Keep the unpleasant side effects of allergies and odors outside of your home with the Insignia Replacement Filter for NS-APLWH2 Insignia 497 Sq. Ft. Air Purifier. With a dual layer, this HEPA and activated carbon filter captures 99.97% of particles as small as .3 microns. It removes dust, pollen, irritants and smoke, improving your air quality and visibility. The layer of active carbon also removes odors, keeping your house smelling clean and fresh. Don’t worry about having to constantly change the filter. Depending on your air quality, the filter can last 2,000 hours. It’s designed to replace the filter in the Insignia 497 Sq. Ft. HEPA Air Purifier, so you can maintain your clean air today.
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    Your price for this item is $69.99

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  8. Shark - Air Purifier Anti-Allergen Filter with True HEPA, Compatible with HP102, HC452 - Rotator White & Blue - Front_Zoom
    Top comment

    "Shark Air Filter...Great product. Air filter works very well and keeps the air in. our home clean....clean air...we bought the air purifier and it works wonders these filters are stronger then most air filters and holds more"

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    Product Description

    The Shark Air Purifier NANOSEAL Filter with true HEPA captures 99.98% of large, small, & micro-sized particles from the air and is equipped with carbon for protection against household odors and VOCs. Based on IEST-RP-CC007.3, 0.1–0.2 microns.
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    Top comment

    "Shark Air Filter...Great product. Air filter works very well and keeps the air in. our home clean....clean air...we bought the air purifier and it works wonders these filters are stronger then most air filters and holds more"

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    Product Description

    The Shark Air Purifier NANOSEAL Filter with true HEPA captures 99.98% of large, small, & micro-sized particles from the air and is equipped with carbon for protection against household odors and VOCs. Based on IEST-RP-CC007.3, 0.1–0.2 microns.
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    Your price for this item is $69.99

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  9. Levoit - Replacement Filter for MetaAir Purifier - 1pk - White - Front_Zoom
    Top comment

    "Quick service and delivery. The hepa filter is also working wonderfully on the levoit air filter...Good air filter...I love the HEPA filters but why is my light to replace the filter not going off when I've already installed the new one? "

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    Product Description

    Enjoy a fresh, clean atmosphere with help from the LV-H133-RF Replacement Filter. Featuring 3 stages of filtration, the replacement filter helps trap airborne contaminants and release fresh air back into your space. The Main Filter captures fine airborne particles. The Custom High-Efficiency Activated Carbon Filter filters smoke, fumes, VOCs, and more. Together, 3 stages of filtration keep the air clean and fresh throughout the day.
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    Top comment

    "Quick service and delivery. The hepa filter is also working wonderfully on the levoit air filter...Good air filter...I love the HEPA filters but why is my light to replace the filter not going off when I've already installed the new one? "

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    Product Description

    Enjoy a fresh, clean atmosphere with help from the LV-H133-RF Replacement Filter. Featuring 3 stages of filtration, the replacement filter helps trap airborne contaminants and release fresh air back into your space. The Main Filter captures fine airborne particles. The Custom High-Efficiency Activated Carbon Filter filters smoke, fumes, VOCs, and more. Together, 3 stages of filtration keep the air clean and fresh throughout the day.
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    Your price for this item is $62.99

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  10. Insignia™ - Replacement Filter for NS-APMWH2 Insignia 375 Sq. Ft. Air Purifier - White - Front_Zoom
    Top comment

    "Air filter replacement...The air filter I purchased was satisfactory for my unit....Air Filter...The filter fits my air filter. Was delivered quickly."

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    Product Description

    Keep the unpleasant side effects of allergies and odors outside of your home with the Insignia – Replacement Filter for NS-APMWH2 Insignia 375 Sq. Ft. Air Purifier. With a dual layer, this HEPA and activated carbon filter captures 99.97% of particles as small as .3 microns. It removes dust, pollen, irritants and smoke, improving your air quality and visibility. The layer of active carbon also removes odors, keeping your house smelling clean and fresh. Don’t worry about having to constantly change the filter. Depending on your air quality, the filter can last 2,000 hours. It’s designed to replace the filter in the Insignia 375 Sq. Ft. HEPA Air Purifier, so you can maintain your clean air today.
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    Top comment

    "Air filter replacement...The air filter I purchased was satisfactory for my unit....Air Filter...The filter fits my air filter. Was delivered quickly."

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    Product Description

    Keep the unpleasant side effects of allergies and odors outside of your home with the Insignia – Replacement Filter for NS-APMWH2 Insignia 375 Sq. Ft. Air Purifier. With a dual layer, this HEPA and activated carbon filter captures 99.97% of particles as small as .3 microns. It removes dust, pollen, irritants and smoke, improving your air quality and visibility. The layer of active carbon also removes odors, keeping your house smelling clean and fresh. Don’t worry about having to constantly change the filter. Depending on your air quality, the filter can last 2,000 hours. It’s designed to replace the filter in the Insignia 375 Sq. Ft. HEPA Air Purifier, so you can maintain your clean air today.
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    Your price for this item is $49.99

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