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Best Buy customers often prefer the following products when searching for filter blue.

One of the best ways to improve indoor air quality is by using an air purifier. These devices can help you remove dust, pollen, smoke, mold spores and other airborne particles from the air in your home or office. But if you're going to buy one of these machines, you'll want to make sure it's equipped with high-quality replacement filters. Browse the top-ranked list of filters blue below along with associated reviews and opinions.

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  1. Blueair - Replacement Filter for Blue Pure 311 Auto Air Purifier - Black/White - Alt_View_Zoom_11
    Top comment

    "I ordered a replacement filter & package was lost. The Blue Air team was so helpful taking care of my order & making sure I received....these filters are authentic. pls do t but the knock offs because they don’t work!...only true blue"

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    Product Description

    The Blue Pure 311 Combination Particle + Carbon filter protects against both gaseous and particulate contaminates. Advanced polypropylene filter media removes particle pollutants from your indoor air, such as pollen, dust, and pet dander. At the same time, a layer of activated carbon mesh traps light household odors from pets, cooking, smoke, and more. The 360-degree design allows the filter surface area to be over 13 square feet in size.
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    Top comment

    "I ordered a replacement filter & package was lost. The Blue Air team was so helpful taking care of my order & making sure I received....these filters are authentic. pls do t but the knock offs because they don’t work!...only true blue"

    See all customer reviews

    Product Description

    The Blue Pure 311 Combination Particle + Carbon filter protects against both gaseous and particulate contaminates. Advanced polypropylene filter media removes particle pollutants from your indoor air, such as pollen, dust, and pet dander. At the same time, a layer of activated carbon mesh traps light household odors from pets, cooking, smoke, and more. The 360-degree design allows the filter surface area to be over 13 square feet in size.
    See all Air Purifier Filters & Parts
    See all Air Purifier Filters & Parts
  2. Blueair - Particle + Carbon Replacement Filter for Blue Pure 211+ Auto Air Purifier - White - Front_Zoom
    Top comment

    "Blue Pure 211+ Auto Particle + Carbon Filter...I love my Blue Pure 211+ Auto Particle + Carbon Filter. I have 3 cats and my condo smells fresh and clean....Sleep well, breathe Blue Air...Love our Blue Air system. Use in our Master Bedroom to filter our air while we sleep."

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    Product Description

    Genuine Blueair replacement filter compatible with the Blue Pure 211+ Auto only. This filter is not compatible with the standard 211+ or MAX models. If used with the 211+ or MAX, the clean air delivery rate (CADR) will decline.​ The Combination Particle + Carbon filter protects against both gaseous and particulate contaminates. Advanced polypropylene filter media removes particle pollutants from your indoor air, such as pollen, dust, and pet dander. At the same time, a layer of activated carbon mesh traps light household odors from pets, cooking, smoke, and more. The 360-degree design allows the filter surface area to be over 20 square feet in size.
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    Top comment

    "Blue Pure 211+ Auto Particle + Carbon Filter...I love my Blue Pure 211+ Auto Particle + Carbon Filter. I have 3 cats and my condo smells fresh and clean....Sleep well, breathe Blue Air...Love our Blue Air system. Use in our Master Bedroom to filter our air while we sleep."

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    Product Description

    Genuine Blueair replacement filter compatible with the Blue Pure 211+ Auto only. This filter is not compatible with the standard 211+ or MAX models. If used with the 211+ or MAX, the clean air delivery rate (CADR) will decline.​ The Combination Particle + Carbon filter protects against both gaseous and particulate contaminates. Advanced polypropylene filter media removes particle pollutants from your indoor air, such as pollen, dust, and pet dander. At the same time, a layer of activated carbon mesh traps light household odors from pets, cooking, smoke, and more. The 360-degree design allows the filter surface area to be over 20 square feet in size.
    See all Air Purifier Filters & Parts
    See all Air Purifier Filters & Parts
  3. Blueair - Replacement Filter for Blue Pure 411, 411+, 411 Auto Air Purifiers - Black/White - Alt_View_Zoom_11
    Top comment

    "Blue air filters work...Second blue air I’ve bought Smaller for a small room Filters are expensive but you need to change them out as required Quiet , seems reliable Bought filter for next change Easy to change our filters...I am very please with my blue filter air purifier. The filters are so easy to install."

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    Product Description

    Genuine Blueair Replacement filter compatible with Blue Pure 411, 411+, MINI, and 411 Auto air purifier models. The Combination Particle + Carbon filter protects against both gaseous and particulate contaminates. Advanced polypropylene filter media removes particle pollutants from your indoor air, such as pollen, dust, and pet dander. At the same time, a layer of activated carbon mesh traps light household odors from pets, cooking, smoke, and more. The 360-degree design allows the filter surface area to be over 13 square feet in size.
    See all Air Purifier Filters & Parts
    Top comment

    "Blue air filters work...Second blue air I’ve bought Smaller for a small room Filters are expensive but you need to change them out as required Quiet , seems reliable Bought filter for next change Easy to change our filters...I am very please with my blue filter air purifier. The filters are so easy to install."

    See all customer reviews

    Product Description

    Genuine Blueair Replacement filter compatible with Blue Pure 411, 411+, MINI, and 411 Auto air purifier models. The Combination Particle + Carbon filter protects against both gaseous and particulate contaminates. Advanced polypropylene filter media removes particle pollutants from your indoor air, such as pollen, dust, and pet dander. At the same time, a layer of activated carbon mesh traps light household odors from pets, cooking, smoke, and more. The 360-degree design allows the filter surface area to be over 13 square feet in size.
    See all Air Purifier Filters & Parts
    See all Air Purifier Filters & Parts
  4. Replacement Filter for Blueair Blue Pure 211+ Air Purifiers - White - Alt_View_Zoom_11
    Top comment

    "Filter replacement...Replacement filters for Blue Pure 211+ very easy to replace and Best Buy got them to me next day!...Blue air filter purchase...I bought blue air filters a month ago because I needed to replace the filters in my blue air portable air filter units. "

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    Product Description

    Genuine Blueair replacement filter compatible with the Blue Pure 211+ and Blue Pure MAX models only. This filter is not compatible with the 211+ Auto model. If used with the Blue Pure 211+ Auto, the clean air delivery rate (CADR) will decline.​ The Combination Particle + Carbon filter protects against both gaseous and particulate contaminates. Advanced polypropylene filter media removes particle pollutants from your indoor air, such as pollen, dust, and pet dander. At the same time, a layer of activated carbon mesh traps light household odors from pets, cooking, smoke, and more. The 360-degree design allows the filter surface area to be over 20 square feet in size. ​ Unlike look-a-likes, authentic Blueair replacement filters are designed to maintain premium performance over time and ensures your warranty remains intact. For optimal performance, replace the filter about once every six months when used 24 hours a day. The twist-and-change filter is easily removed and replaced and is recyclable at the end of its service life. Please check your local recycling facilities for availability.
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    Top comment

    "Filter replacement...Replacement filters for Blue Pure 211+ very easy to replace and Best Buy got them to me next day!...Blue air filter purchase...I bought blue air filters a month ago because I needed to replace the filters in my blue air portable air filter units. "

    See all customer reviews

    Product Description

    Genuine Blueair replacement filter compatible with the Blue Pure 211+ and Blue Pure MAX models only. This filter is not compatible with the 211+ Auto model. If used with the Blue Pure 211+ Auto, the clean air delivery rate (CADR) will decline.​ The Combination Particle + Carbon filter protects against both gaseous and particulate contaminates. Advanced polypropylene filter media removes particle pollutants from your indoor air, such as pollen, dust, and pet dander. At the same time, a layer of activated carbon mesh traps light household odors from pets, cooking, smoke, and more. The 360-degree design allows the filter surface area to be over 20 square feet in size. ​ Unlike look-a-likes, authentic Blueair replacement filters are designed to maintain premium performance over time and ensures your warranty remains intact. For optimal performance, replace the filter about once every six months when used 24 hours a day. The twist-and-change filter is easily removed and replaced and is recyclable at the end of its service life. Please check your local recycling facilities for availability.
    See all Air Purifier Filters & Parts
    See all Air Purifier Filters & Parts
  5. Levoit - PlasmaPro 400S True HEPA Replacement Filter - White - Front_Zoom
    Top comment

    "great product, love the color ring that indicates blue when safe, and bright red when not clear area...AIR FILTER...AIR FILTER THIS FILTER IS REALLY GOOD I WOYLD HIGHLY REC."

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    Product Description

    Compatible with Levoit 400S series. Clear your home of airborne contaminants with advanced 3-stage filtration, featuring HEPASmart Technology that filters 99.99% of bacteria and mold, as well as 99.9% of viruses. With 10x more carbon than competing brands and the exclusive Levoit ARC Formula, the days of unwanted household odors are behind you.
    See all Air Purifier Filters & Parts
    Top comment

    "great product, love the color ring that indicates blue when safe, and bright red when not clear area...AIR FILTER...AIR FILTER THIS FILTER IS REALLY GOOD I WOYLD HIGHLY REC."

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    Product Description

    Compatible with Levoit 400S series. Clear your home of airborne contaminants with advanced 3-stage filtration, featuring HEPASmart Technology that filters 99.99% of bacteria and mold, as well as 99.9% of viruses. With 10x more carbon than competing brands and the exclusive Levoit ARC Formula, the days of unwanted household odors are behind you.
    See all Air Purifier Filters & Parts
    See all Air Purifier Filters & Parts
  6. Activated Carbon Filter for Select BISSELL Air Purifiers - Black - Front_Zoom
    Top comment

    "This charcoal filter tremendously helps with the smells in our home. ...I have 3 different air purifiers in my home (coway and blue) but the Bissell Air purifier seems to be working the best determinedly by the amount of filth the filters catch! "

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    Product Description

    Ensure your air220 or air320 air purifier keeps working with this BISSELL replacement filter. The activated carbon material helps capture impurities, allergens and small particles, helping eliminate unwanted odors for a fresh-smelling home. This BISSELL replacement filter features easy-pull tabs for trouble-free removal and can last for up to 6 months to minimize replacements.
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    Top comment

    "This charcoal filter tremendously helps with the smells in our home. ...I have 3 different air purifiers in my home (coway and blue) but the Bissell Air purifier seems to be working the best determinedly by the amount of filth the filters catch! "

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    Product Description

    Ensure your air220 or air320 air purifier keeps working with this BISSELL replacement filter. The activated carbon material helps capture impurities, allergens and small particles, helping eliminate unwanted odors for a fresh-smelling home. This BISSELL replacement filter features easy-pull tabs for trouble-free removal and can last for up to 6 months to minimize replacements.
    See all Air Purifier Filters & Parts
    See all Air Purifier Filters & Parts
  7. Replacement Particle Filter for Blueair Classic 400 Series Air Purifies - White - Front_Zoom
    Top comment

    "These filters have been a life saver! We are running 2 Blue Air units due to smoke in the central valley. ...Good air filter...I had to but this filter for my blue air air purifier. No complaint"

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    Product Description

    Freshen up your space with this Blueair Classic 400 series particle filter. The HEPASilent filtration combines electrostatic and mechanical filtration to remove 99.97 percent of particles down to 0.1 microns in size. Antibacterial polypropylene fibers prevent mold and bacterial growth, while porous activated carbon allows this Blueair Classic 400 series particle filter to capture gases and odors.
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    Top comment

    "These filters have been a life saver! We are running 2 Blue Air units due to smoke in the central valley. ...Good air filter...I had to but this filter for my blue air air purifier. No complaint"

    See all customer reviews

    Product Description

    Freshen up your space with this Blueair Classic 400 series particle filter. The HEPASilent filtration combines electrostatic and mechanical filtration to remove 99.97 percent of particles down to 0.1 microns in size. Antibacterial polypropylene fibers prevent mold and bacterial growth, while porous activated carbon allows this Blueair Classic 400 series particle filter to capture gases and odors.
    See all Air Purifier Filters & Parts
    See all Air Purifier Filters & Parts
  8. Blueair - Classic Filters for Classic 505 and 605 (3-Pack) - White/Black - Front_Zoom
    Top comment

    "Best replacement filters for your Blue Air system....Best filters for my Blue Air 503 unit. I have tried the off brands, but they often smell funny and don't always fit correctly. ...Awesome filters...I've owed my Blue Air since 2008. I'm still very impress on it's efficiency & air cleaning capabilities. "

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    Product Description

    Rejuvenate your air purifier with this Blueair HEPA particle filter. Its polypropylene and activated carbon materials ensure particles are trapped and odors and gases are removed, while the antibacterial fibers maximize the removal of pet dander, pollen, mold and mites. The gradient structure of this Blueair HEPA particle filter resists clogging, so the purifier doesn't re-release particles back into the air.
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    Top comment

    "Best replacement filters for your Blue Air system....Best filters for my Blue Air 503 unit. I have tried the off brands, but they often smell funny and don't always fit correctly. ...Awesome filters...I've owed my Blue Air since 2008. I'm still very impress on it's efficiency & air cleaning capabilities. "

    See all customer reviews

    Product Description

    Rejuvenate your air purifier with this Blueair HEPA particle filter. Its polypropylene and activated carbon materials ensure particles are trapped and odors and gases are removed, while the antibacterial fibers maximize the removal of pet dander, pollen, mold and mites. The gradient structure of this Blueair HEPA particle filter resists clogging, so the purifier doesn't re-release particles back into the air.
    See all Air Purifier Filters & Parts
    See all Air Purifier Filters & Parts
  9. Dyson - Genuine Air Purifier Replacement Filter (HP01, HP02, DP01) 360° Glass HEPA Filter - Green/White - Front_Zoom
    Top comment

    "Good filter...these filters work good in our dyson. They fit just fine....Great filter!...Nice durable filter for my hot cool link Dyson. These filters last a while with normal use."

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    Product Description

    Replacement filter for Dyson Pure Hot+Cool Link (HP02) , Dyson Pure Cool Link (DP02) , and Dyson Pure Hot+Cool (HP01) purifying heater + fan. The 360° sealed HEPA filter is made from 20 feet of borosilicate microfibers pleated 333 times, to capture 99.97% of particles as small as 0.3 microns such as allergens. Dyson recommends replacing your filter every 12 months. Over time, filters can get clogged with pollutants, reducing air flow.
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    Top comment

    "Good filter...these filters work good in our dyson. They fit just fine....Great filter!...Nice durable filter for my hot cool link Dyson. These filters last a while with normal use."

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    Product Description

    Replacement filter for Dyson Pure Hot+Cool Link (HP02) , Dyson Pure Cool Link (DP02) , and Dyson Pure Hot+Cool (HP01) purifying heater + fan. The 360° sealed HEPA filter is made from 20 feet of borosilicate microfibers pleated 333 times, to capture 99.97% of particles as small as 0.3 microns such as allergens. Dyson recommends replacing your filter every 12 months. Over time, filters can get clogged with pollutants, reducing air flow.
    See all Air Purifier Filters & Parts
    See all Air Purifier Filters & Parts
  10. Levoit - True HEPA 3-Stage Toxin Absorber Filter for VortexAir Purifier - Green - Front_Zoom
    Top comment

    "Gives me a Lot of Peace of Mind Knowing these Filters actually Filter out a Wide Variety of Junk in the Air, Less Dust, and you Actually See it Working and Notice a Big Difference With Air Quality!...Probably just blue dye...It's blue, and my suspicion is the color of the dye is really the only difference between this and the standard white filters. "

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    Product Description

    Clear your home of unwanted smells and odors with the Levoit True HEPA 3-Stage Toxin Absorber Filter. Customized with Levoit’s exclusive ARC Formula, the toxin absorber filter is perfect for areas with high levels of smoke, smog, and Volatile Organic Compounds (VOCs).
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    Top comment

    "Gives me a Lot of Peace of Mind Knowing these Filters actually Filter out a Wide Variety of Junk in the Air, Less Dust, and you Actually See it Working and Notice a Big Difference With Air Quality!...Probably just blue dye...It's blue, and my suspicion is the color of the dye is really the only difference between this and the standard white filters. "

    See all customer reviews

    Product Description

    Clear your home of unwanted smells and odors with the Levoit True HEPA 3-Stage Toxin Absorber Filter. Customized with Levoit’s exclusive ARC Formula, the toxin absorber filter is perfect for areas with high levels of smoke, smog, and Volatile Organic Compounds (VOCs).
    See all Air Purifier Filters & Parts
    See all Air Purifier Filters & Parts
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