Cheap Filters
Best Buy customers often prefer the following products when searching for Cheap Filters.
When it comes to filters for your air conditioner, furnace, or other household systems, you want to make sure that you're buying the best quality filter for your money. Browse the top-ranked list of cheap filters below along with associated reviews and opinions.
Levoit - Core 200S-P-RF Replacement Filter for Core 200S-P and PlasmaPro 200S-P - White
Model: HEACAFLVNUS0050SKU: 6496570Top comment"Love the purifier & filters!...The purifier & long-lasting filter are great products that helps us both sleep better!...Replacement filters easy to order and good price...First replacement filter I have purchased, they are good filters, prefilter helps lengthen life of filter, easy to order and a good price"
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Keep your home fresh with the Levoit 3-Stage Replacement Filter for the Levoit Core 200S and Core 200S-P Smart Air Purifiers. With a Pre-Filter, Main Filter, and High-Efficiency Activated Carbon Filter, this 3-stage filtration traps at least 99.97% of airborne particles down to 0.3 microns, dust, lint, hair, as well as helps remove smoke, odors, and VOCs.Top comment"Love the purifier & filters!...The purifier & long-lasting filter are great products that helps us both sleep better!...Replacement filters easy to order and good price...First replacement filter I have purchased, they are good filters, prefilter helps lengthen life of filter, easy to order and a good price"
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Keep your home fresh with the Levoit 3-Stage Replacement Filter for the Levoit Core 200S and Core 200S-P Smart Air Purifiers. With a Pre-Filter, Main Filter, and High-Efficiency Activated Carbon Filter, this 3-stage filtration traps at least 99.97% of airborne particles down to 0.3 microns, dust, lint, hair, as well as helps remove smoke, odors, and VOCs.See all Air Purifier Filters & PartsYour price for this item is $22.99The comparable value price is $25.99Select pickup
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Dyson - Genuine Replacement Filter Combi 360° Glass HEPA and Activated Carbon Filter (HP04-09,TP04-09,TP7A,DP04,PH01-04,PH3A) - Black/White
Model: 965432-01SKU: 6459317Top comment"Seems Dyson downgraded the filters to save cost. Looks cheap, but expensive....Cheap long lasting filters...By far the best dyson air filter system I have owned. I bought this during covid and the filter lasted 11 months. "
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Replacement HEPA filter engineered for the following Dyson purifiers: HP09, TP09, HP07, TP07, PH01, PH02, HP06, TP06, HP04, TP04, DP04. 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.See all Air Purifier Filters & PartsTop comment"Seems Dyson downgraded the filters to save cost. Looks cheap, but expensive....Cheap long lasting filters...By far the best dyson air filter system I have owned. I bought this during covid and the filter lasted 11 months. "
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Replacement HEPA filter engineered for the following Dyson purifiers: HP09, TP09, HP07, TP07, PH01, PH02, HP06, TP06, HP04, TP04, DP04. 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.
Shark - Clean Sense HEPA Replacement Filter - Black
Model: HE2FKPROSKU: 6617544Top comment"Shark Air Filter - It works!...I didnt realize how great of a job my Shark air purifier was working until i looked at the filter! The filtering was worming overtime doing some filtering!...I love my small air purifier. The filters last a long time!"
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Breathe clean, fresh air with the Genuine Shark Clean Sense HEPA Replacement Filter, engineered for high-efficiency filtration. This advanced 3-stage filter system captures 99.98% of allergens and microscopic pollutants as small as 0.1 microns (based on IEST-RP-CC007 standards). Featuring Anti-Allergen technology, this multi-layered filter is designed to reduce airborne irritants, while an odor guard helps combat household odors and VOCs for a fresh home. For optimal performance, replace your filter every 6 to 12 months and enjoy purified air with Shark’s trusted filtration technology.Top comment"Shark Air Filter - It works!...I didnt realize how great of a job my Shark air purifier was working until i looked at the filter! The filtering was worming overtime doing some filtering!...I love my small air purifier. The filters last a long time!"
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Breathe clean, fresh air with the Genuine Shark Clean Sense HEPA Replacement Filter, engineered for high-efficiency filtration. This advanced 3-stage filter system captures 99.98% of allergens and microscopic pollutants as small as 0.1 microns (based on IEST-RP-CC007 standards). Featuring Anti-Allergen technology, this multi-layered filter is designed to reduce airborne irritants, while an odor guard helps combat household odors and VOCs for a fresh home. For optimal performance, replace your filter every 6 to 12 months and enjoy purified air with Shark’s trusted filtration technology.See all Air Purifier Filters & PartsYour price for this item is $79.99The comparable value price is $89.99Select pickup
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Replacement Filter Set for Winix P300, 5300, 5500 and 6300 Air Cleaners - Black/White
Model: 115115SKU: 8556189Top comment"Quality Filters...Nice quality filter. They fit perfect. Very satisfied....Great hepa filters...I love that the hepa filters come with a year’s worth of charcoal filters. "
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Replace the filters in your Winix P300, 5300, 5500 or 6300 air cleaner for up to 1 year with this Winix 115115 set, which contains a True HEPA filter and 4 carbon prefilters to trap both large and small particles, odors and other allergens.Top comment"Quality Filters...Nice quality filter. They fit perfect. Very satisfied....Great hepa filters...I love that the hepa filters come with a year’s worth of charcoal filters. "
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Replace the filters in your Winix P300, 5300, 5500 or 6300 air cleaner for up to 1 year with this Winix 115115 set, which contains a True HEPA filter and 4 carbon prefilters to trap both large and small particles, odors and other allergens.See all Air Purifier Filters & PartsYour price for this item is $79.99
Genuine HEPA Pure Replacement Filter C for GermGuardian AC5000 Series Air Purifiers - Black
Model: FLT5000SKU: 5906719Top comment"Great, long lasting filter for my bedroom hepa filter system. Fresh bedroom air. ...good filter...These are pretty good filters. Depending on how much you run your air purifier will determine how long it lasts."
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GermGuardian FLT5000 HEPA GENUINE Replacement Filter C is a combination filter. It includes a HEPA filter that captures 99.97% of allergens as small as 0.1 microns. It also contains a pre-filter/activated carbon filter layer that captures odors from cooking, pets and smoking. It is recommended to use with the GermGuardian AC5000E, AC5250PT, AC5300B, AC5350W, AC5350B, CDAP5500; PureGuardian AP2800CA, Black+Decker Model BXAP250 and Lowe's Idlyis Model IAP-GG-125. The use of this genuine Guardian Technologies replacement part will maintain the product's performance.Top comment"Great, long lasting filter for my bedroom hepa filter system. Fresh bedroom air. ...good filter...These are pretty good filters. Depending on how much you run your air purifier will determine how long it lasts."
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GermGuardian FLT5000 HEPA GENUINE Replacement Filter C is a combination filter. It includes a HEPA filter that captures 99.97% of allergens as small as 0.1 microns. It also contains a pre-filter/activated carbon filter layer that captures odors from cooking, pets and smoking. It is recommended to use with the GermGuardian AC5000E, AC5250PT, AC5300B, AC5350W, AC5350B, CDAP5500; PureGuardian AP2800CA, Black+Decker Model BXAP250 and Lowe's Idlyis Model IAP-GG-125. The use of this genuine Guardian Technologies replacement part will maintain the product's performance.See all Air Purifier Filters & PartsYour price for this item is $39.99
Honeywell - Replacement Filter - Black
Model: HRF-K2SKU: 6814998Top comment"easy filters to use...great product to go with the air filter system. Don't have much more to say. This is my review...Pre-Filter...It's a pre-filter that comes with 2 pre-filters that you cut to the size you need. "
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2-PK REPLACEMENT ODOR & GAS PRE-FILTERSTop comment"easy filters to use...great product to go with the air filter system. Don't have much more to say. This is my review...Pre-Filter...It's a pre-filter that comes with 2 pre-filters that you cut to the size you need. "
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2-PK REPLACEMENT ODOR & GAS PRE-FILTERSSee all Air Purifier Filters & PartsYour price for this item is $13.49The comparable value price is $20.99Sold Out
Genuine HEPA Pure Replacement Filter E for GermGuardian Air Purifier Model AC4100 - Black/White
Model: FLT4100SKU: 5473005Top comment"Great filters!...I really like the air filter and these refills are well worth the price....Perfect for my Germ Guardian small air filter! Shipping was quick and the filters arrived in perfect condition! "
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GermGuardian FLT4100 HEPA GENUINE Replacement Filter E is a combination filter. It incorporates multiple layers of filtration including HEPA and charcoal to help improve your indoor air quality. HEPA filter captures 99% of dust and allergens, pet dander, mold spores and plant pollens. It is recommended to use with the GermGuardian AC4100, AC4175W or AC4150P/AC4150BL. The use of this genuine Guardian Technologies replacement part will maintain the product's performance.Top comment"Great filters!...I really like the air filter and these refills are well worth the price....Perfect for my Germ Guardian small air filter! Shipping was quick and the filters arrived in perfect condition! "
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GermGuardian FLT4100 HEPA GENUINE Replacement Filter E is a combination filter. It incorporates multiple layers of filtration including HEPA and charcoal to help improve your indoor air quality. HEPA filter captures 99% of dust and allergens, pet dander, mold spores and plant pollens. It is recommended to use with the GermGuardian AC4100, AC4175W or AC4150P/AC4150BL. The use of this genuine Guardian Technologies replacement part will maintain the product's performance.See all Air Purifier Filters & PartsYour price for this item is $19.99Sold Out
Blueair - F2MAX - 211i Max Filter - White
Model: 110039SKU: 6538698Top comment"I have lung disease so I find these pure blue filters very helpful to me....My first filter replacement was easy to install. In 6 months I couldn’t believe how dirty the old filters were, yet I know my Blue Air is doing its job. "
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Let’s clear the air. Blueair genuine filter for Blue Pure 211i Max air purifier. Blueair genuine Blue Pure F2MAX Replacement filter for 211i Max is designed for optimal performance; Not compatible with 211+ and 211+Auto.Top comment"I have lung disease so I find these pure blue filters very helpful to me....My first filter replacement was easy to install. In 6 months I couldn’t believe how dirty the old filters were, yet I know my Blue Air is doing its job. "
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Let’s clear the air. Blueair genuine filter for Blue Pure 211i Max air purifier. Blueair genuine Blue Pure F2MAX Replacement filter for 211i Max is designed for optimal performance; Not compatible with 211+ and 211+Auto.See all Air Purifier Filters & PartsYour price for this item is $54.99The comparable value price is $69.99Sold Out
Blueair - F4MAX - 411i Max & 411a Max Filter - Black
Model: 110036SKU: 6538706Top comment"Great filters...I haven’t even needed to replace my original filter yet but I’m glad I got this extra right away....Love this filter!...I love these filters as well as the whole system. I love that I can wash the filter covers"
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Let’s clear the air. Blueair genuine filter for Blue Pure 411i Max and 411a Max air purifiers. Blueair genuine Blue Pure F4MAX Replacement filter for 411 Max Series is designed for optimal performance. Not compatible with 411, 411+ and 411 Auto.See all Air Purifier Filters & PartsTop comment"Great filters...I haven’t even needed to replace my original filter yet but I’m glad I got this extra right away....Love this filter!...I love these filters as well as the whole system. I love that I can wash the filter covers"
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Let’s clear the air. Blueair genuine filter for Blue Pure 411i Max and 411a Max air purifiers. Blueair genuine Blue Pure F4MAX Replacement filter for 411 Max Series is designed for optimal performance. Not compatible with 411, 411+ and 411 Auto.
Shark - Clean Sense HP100 and HC450 Series HEPA Replacement Filter - Black
Model: HE1FKPROSKU: 6617543Top comment"Its a filter...Filter is easy to replace. Its a little spendy but last a year....Smell like a car engine. The previous filters didn't smell like that."
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Breathe clean, fresh air with the Genuine Shark Clean Sense HEPA Replacement Filter, engineered for high-efficiency filtration. This advanced 3-stage filter system captures 99.98% of allergens and microscopic pollutants as small as 0.1 microns (based on IEST-RP-CC007 standards). Featuring Anti-Allergen technology, this multi-layered filter is designed to reduce airborne irritants, while an odor guard helps combat household odors and VOCs for a fresh home. For optimal performance, replace your filter every 6 to 12 months and enjoy purified air with Shark’s trusted filtration technology.See all Air Purifier Filters & PartsTop comment"Its a filter...Filter is easy to replace. Its a little spendy but last a year....Smell like a car engine. The previous filters didn't smell like that."
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Breathe clean, fresh air with the Genuine Shark Clean Sense HEPA Replacement Filter, engineered for high-efficiency filtration. This advanced 3-stage filter system captures 99.98% of allergens and microscopic pollutants as small as 0.1 microns (based on IEST-RP-CC007 standards). Featuring Anti-Allergen technology, this multi-layered filter is designed to reduce airborne irritants, while an odor guard helps combat household odors and VOCs for a fresh home. For optimal performance, replace your filter every 6 to 12 months and enjoy purified air with Shark’s trusted filtration technology.
Blueair - Blue Pure 211i Max SmokeBlock Replacement Filter - White
Model: 111234SKU: 6618872Top comment"Excellent quality air filter...Excellent quality air filter for house which make smoke during cooking....The black part (charbon filter) has double the thickness compared to the standard filter. "
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The Blue Pure 211i Max SmokeBlock Replacement Filter is the ultimate tool against wildfire season. Additional activated carbon removes 99.99% of wildfire smoke along with extra protection against other wildfire emissions such as toxic gasses, smog and odors while also eliminating harmful gaseous pollutants such as volatile organic compounds (VOCs). In addition, advanced polypropylene filter media removes particle pollutants down to 0.1 micron in size from your indoor air, such as pollen, dust, and pet dander. Using a 360-degree air intake and up to 4 times the filter surface area vs. the same models with only mechanical filtration (H13 filter), the Blue Pure 211i Max SmokeBlock filter lasts longer, on average 6 months. Subscribe & save up to 10% on auto-delivered filters when replacement is needed; We recommend replacing your filter about every 6 months depending on usage. ULTIMATE TOOL AGAINST WILDFIRE SEASON: 99.99% wildfire smoke removal based on removal testing of particles 0.4-0.7um in 60min in a 30m3 room. Performance may vary. Also tested on benzene, toluene, nitrogen oxide, sulfur dioxide. FILTERS BUILT TO LAST: Blueair models with HEPASilent's mechanical and electrostatic filtration produced higher CADR, lower noise, and had lower energy consumption vs. the same models with only mechanical filtration (H13 filter). *Tested on E.coli, Influenza A (H1N1), A.niger with a minimum reduction rate of 99.9% in 60minSee all Air Purifier Filters & PartsTop comment"Excellent quality air filter...Excellent quality air filter for house which make smoke during cooking....The black part (charbon filter) has double the thickness compared to the standard filter. "
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The Blue Pure 211i Max SmokeBlock Replacement Filter is the ultimate tool against wildfire season. Additional activated carbon removes 99.99% of wildfire smoke along with extra protection against other wildfire emissions such as toxic gasses, smog and odors while also eliminating harmful gaseous pollutants such as volatile organic compounds (VOCs). In addition, advanced polypropylene filter media removes particle pollutants down to 0.1 micron in size from your indoor air, such as pollen, dust, and pet dander. Using a 360-degree air intake and up to 4 times the filter surface area vs. the same models with only mechanical filtration (H13 filter), the Blue Pure 211i Max SmokeBlock filter lasts longer, on average 6 months. Subscribe & save up to 10% on auto-delivered filters when replacement is needed; We recommend replacing your filter about every 6 months depending on usage. ULTIMATE TOOL AGAINST WILDFIRE SEASON: 99.99% wildfire smoke removal based on removal testing of particles 0.4-0.7um in 60min in a 30m3 room. Performance may vary. Also tested on benzene, toluene, nitrogen oxide, sulfur dioxide. FILTERS BUILT TO LAST: Blueair models with HEPASilent's mechanical and electrostatic filtration produced higher CADR, lower noise, and had lower energy consumption vs. the same models with only mechanical filtration (H13 filter). *Tested on E.coli, Influenza A (H1N1), A.niger with a minimum reduction rate of 99.9% in 60min
Medify Air - MA-15 Genuine HEPA H13 Replacement Filter - 2 pack - Silver
Model: MA-15R-2SKU: 6608072
Medify Air - MA-14 Genuine HEPA H13 Replacement Filter - 2 pack - Silver
Model: MA-14R-2SKU: 6608083Top comment"The filters come in a box of two, each individually wrapped in a clear plastic that easy to open (in which you can then place the used filter you're replacing for a tidier disposal). "
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The Medify Air MA-14 uses True HEPA H13 filters with 3 layers of filtration: pre-filter, H13 True HEPA and active carbon composite for odors. The high-efficiency True HEPA filter is tested to remove up to 99.9% of particles down to 0.1 mic. This higher-grade HEPA filter easily catches pollen, dust mites, mold spores and other tiny airborne particles you can't even see.See all Air Purifier Filters & PartsTop comment"The filters come in a box of two, each individually wrapped in a clear plastic that easy to open (in which you can then place the used filter you're replacing for a tidier disposal). "
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The Medify Air MA-14 uses True HEPA H13 filters with 3 layers of filtration: pre-filter, H13 True HEPA and active carbon composite for odors. The high-efficiency True HEPA filter is tested to remove up to 99.9% of particles down to 0.1 mic. This higher-grade HEPA filter easily catches pollen, dust mites, mold spores and other tiny airborne particles you can't even see.
Medify Air - MA-50 Genuine HEPA H14 Replacement Filter - 1 pack - Silver
Model: MA-50UR-1SKU: 6608067
Medify Air - MA-35 Genuine HEPA H13 Replacement Filter - 2 pack - Silver
Model: MA-35R-W2SKU: 6608070
Medify Air - MA-18 Genuine HEPA H13 Replacement Filter - 2 pack - Silver
Model: MA-18R-2SKU: 6608079
Medify Air - MA-40 Genuine HEPA H13 Replacement Filter - 1 pack - Silver
Model: MA-40E-1SKU: 6511247
Blueair - Blue Pure 311i Max SmokeBlock Replacement Filter - White
Model: 111236SKU: 6618871See all Air Purifier Filters & PartsProduct Description
The Blue Pure 311i Max SmokeBlock Replacement Filter is the ultimate tool against wildfire season. Additional activated carbon removes 99.99% of wildfire smoke* along with extra protection against other wildfire emissions such as toxic gasses, smog and odors** while also eliminating harmful gaseous pollutants such as volatile organic compounds (VOCs). In addition, advanced polypropylene filter media removes particle pollutants down to 0.1 micron in size from your indoor air, such as pollen, dust, and pet dander. Using a 360-degree air intake and up to 4 times the filter surface area vs. the same models with only mechanical filtration (H13 filter), the Blue Pure 311i Max SmokeBlock filter lasts longer, on average 6 months. Subscribe & save up to 10% on auto-delivered filters when replacement is needed; We recommend replacing your filter about every 6 months depending on usage. ULTIMATE TOOL AGAINST WILDFIRE SEASON: 99.99% wildfire smoke removal based on removal testing of particles 0.4-0.7um in 60min in a 30m3 room. Performance may vary. Also tested on benzene, toluene, nitrogen oxide, sulfur dioxide. FILTERS BUILT TO LAST: Blueair models with HEPASilent's mechanical and electrostatic filtration produced higher CADR, lower noise, and had lower energy consumption vs. the same models with only mechanical filtration (H13 filter).See all Air Purifier Filters & PartsSee all Air Purifier Filters & PartsProduct Description
The Blue Pure 311i Max SmokeBlock Replacement Filter is the ultimate tool against wildfire season. Additional activated carbon removes 99.99% of wildfire smoke* along with extra protection against other wildfire emissions such as toxic gasses, smog and odors** while also eliminating harmful gaseous pollutants such as volatile organic compounds (VOCs). In addition, advanced polypropylene filter media removes particle pollutants down to 0.1 micron in size from your indoor air, such as pollen, dust, and pet dander. Using a 360-degree air intake and up to 4 times the filter surface area vs. the same models with only mechanical filtration (H13 filter), the Blue Pure 311i Max SmokeBlock filter lasts longer, on average 6 months. Subscribe & save up to 10% on auto-delivered filters when replacement is needed; We recommend replacing your filter about every 6 months depending on usage. ULTIMATE TOOL AGAINST WILDFIRE SEASON: 99.99% wildfire smoke removal based on removal testing of particles 0.4-0.7um in 60min in a 30m3 room. Performance may vary. Also tested on benzene, toluene, nitrogen oxide, sulfur dioxide. FILTERS BUILT TO LAST: Blueair models with HEPASilent's mechanical and electrostatic filtration produced higher CADR, lower noise, and had lower energy consumption vs. the same models with only mechanical filtration (H13 filter).
Medify Air - MA-35 Genuine HEPA H13 Replacement Filter - 1 pack - Silver
Model: MA-35R-W1SKU: 6608081
Medify Air - MA-45 Genuine HEPA H13 Replacement Filter - 2 pack - Silver
Model: MA-45R-2SKU: 6608074
Medify Air - MA-40 Genuine HEPA H14 Replacement Filter - 1 pack - Silver
Model: MA-40UR-1SKU: 6608076
Medify Air - MA-45 Genuine HEPA H13 Replacement Filter - 1 pack - Silver
Model: MA-45R-1SKU: 6608080
Replacement Filter Set for Winix P450 and U450 Air Cleaners - Black/White
Model: 113250SKU: 8556134Top comment"We love our air purifier. Filters are easy to order and receive quickly....This is original Winix package, come with 4 carbon pre-filters and one HEPA. Fit perfectly on my P450 model."
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This Winix 113250 set contains a True HEPA filter and 4 carbon prefilters that trap pet dander, smoke, odors and other allergens, so you can easily replace the filters in your Winix P450 or U450 air cleaner for up to 1 year.See all Air Purifier Filters & PartsTop comment"We love our air purifier. Filters are easy to order and receive quickly....This is original Winix package, come with 4 carbon pre-filters and one HEPA. Fit perfectly on my P450 model."
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This Winix 113250 set contains a True HEPA filter and 4 carbon prefilters that trap pet dander, smoke, odors and other allergens, so you can easily replace the filters in your Winix P450 or U450 air cleaner for up to 1 year.
Blueair - F3MAX - 311i Max Filter - White
Model: 110037SKU: 6538731Top comment"Filters have a smell at first...I was a bit disappointed in the chemical smell when I first started using the new filter. It’s better now but took a few days to dissipate. ...Spare filter...Purchased as a back up filter for a recently purchased air purifier."
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Let’s clear the air. Blueair genuine filter for Blue Pure 311i Max air purifier. Blueair genuine Blue Pure F3MAX Replacement filter for 311i Max is designed for optimal performance. Not compatible with Blue Pure 311i+ Max and 311 Auto.Top comment"Filters have a smell at first...I was a bit disappointed in the chemical smell when I first started using the new filter. It’s better now but took a few days to dissipate. ...Spare filter...Purchased as a back up filter for a recently purchased air purifier."
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Let’s clear the air. Blueair genuine filter for Blue Pure 311i Max air purifier. Blueair genuine Blue Pure F3MAX Replacement filter for 311i Max is designed for optimal performance. Not compatible with Blue Pure 311i+ Max and 311 Auto.See all Air Purifier Filters & PartsYour price for this item is $35.99The comparable value price is $44.99Select pickup
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