Replacement Filters for Air Purifiers

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At the heart of every air purifier is an air filtration system. This filtration system ensures that your air purifier maintains top performance to deliver refreshing, clean air throughout your home. Although some air purifiers feature permanent filters or even filterless designs, most have air filters that need to be replaced periodically.

Whether you are looking for replacement HEPA filters, carbon filters, pre-filters, or replacement filter packs, we have the right air filter replacement to suit your needs. You can easily browse our selection of air purifier replacement filters by selecting your air purifier brand and model from the drop-down menu.

To receive convenient email reminders when it is time to replace your air purifier filters, sign up for our Better Air Program. As part of our Better Air Program, you will also receive members-only discounts toward your purchase of replacement air filters.

Shopping for: Air Purifier Filters  [105 products found]
Showing 105 of 105 products   |  1 2 3 4 5 Displaying All 
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IQAir Replacement Pre-filter Element for HealthPro Line (102 10 10 00)
IQAir Replacement Pre-filter Element for HealthPro Line (102 10 10 00)
$69.00
In Stock
Whirlpool Carbon Replacement Pre-filter (4 pack) (8171434)
Whirlpool Carbon Replacement Pre-filter (4 pack) (8171434)
$34.99
In Stock
Whirlpool HEPA Replacement Filter (1183054)
Whirlpool HEPA Replacement Filter (1183054)
$89.99
In Stock
IQAir Replacement V5-Cell Gas & Odor Filter for HealthPro Line
IQAir Replacement V5-Cell Gas & Odor Filter for HealthPro Line
$99.00
In Stock
IQAir Replacement HEPA Filter for HealthPro Line (102 14 14 00)
IQAir Replacement HEPA Filter for HealthPro Line (102 14 14 00)
$199.00
In Stock
Winix Washable Long-Life True HEPA Filter (115122)
Winix Washable Long-Life True HEPA Filter (115122)
$69.99
In Stock
Germ Guardian AC5000 Replacement Filter (FLT5000)
Germ Guardian AC5000 Replacement Filter (FLT5000)
$39.95
In Stock
Winix Carbon Filter 4-Pack (115119)
Winix Carbon Filter 4-Pack (115119)
$39.99
In Stock
Alen T300/T100 Replacement HEPA-Silver Filter - Set of 2 (TF30-Silver)
Alen T300/T100 Replacement HEPA-Silver Filter - Set of 2 (TF30-Silver)
$59.00
In Stock
IQAir GC Series Prefilter (102101200)
IQAir GC Series Prefilter (102101200)
$78.00
In Stock
Alen A350 / A375UV Replacement HEPA-Silver Filter (BF25A-Silver)
Alen A350 / A375UV Replacement HEPA-Silver Filter (BF25A-Silver)
$69.00
In Stock
Friedrich Replacement Carbon Filter
Friedrich Replacement Carbon Filter
$38.95
In Stock
Alen A350 / A375UV Replacement HEPA-Fresh Filter (BF25A)
Alen A350 / A375UV Replacement HEPA-Fresh Filter (BF25A)
$59.00
In Stock
Whirlpool HEPA Replacement Filter (1183051K)
Whirlpool HEPA Replacement Filter (1183051K)
$69.99
In Stock
IQAir Coarse Dust Pre-Filtration Kit (PF40 Kit)
IQAir Coarse Dust Pre-Filtration Kit (PF40 Kit)
$139.00
In Stock
Austin Air Healthmate Replacement Filter w/ Prefilter
Austin Air Healthmate Replacement Filter w/ Prefilter
$214.99
In Stock
Details
Blueair 500/600 Series Particle Replacement Filter Set (qty 3)
Blueair 500/600 Series Particle Replacement Filter Set (qty 3)
$79.95
In Stock
Whirlpool Carbon Replacement Pre-filter (4 pack) (8171433)
Whirlpool Carbon Replacement Pre-filter (4 pack) (8171433)
$34.99
In Stock
Rabbit Air MinusA2 Filter Replacement Kit
Rabbit Air MinusA2 Filter Replacement Kit
$89.95
In Stock
Details
IQAir Multigas GC Gas Cartridges (102401600)
IQAir Multigas GC Gas Cartridges (102401600)
$295.00
In Stock
Whirlpool 250 & 150 Replacement Filter Kit (1-Year Supply)
Whirlpool 250 & 150 Replacement Filter Kit (1-Year Supply)
$99.99
In Stock
Alen T300/T100 Replacement HEPA-Fresh Filter - Set of 2 (TF30)
Alen T300/T100 Replacement HEPA-Fresh Filter - Set of 2 (TF30)
$49.00
In Stock
Blueair 400 Series Replacement Particle Filter
Blueair 400 Series Replacement Particle Filter
$59.95
In Stock
IQAir Perfect 16 ID-2530 Replacement Filter Set (4 filters)
IQAir Perfect 16 ID-2530 Replacement Filter Set (4 filters)
$395.00
In Stock
IQAir GC Series Post-Filter Sleeves (102501000)
IQAir GC Series Post-Filter Sleeves (102501000)
$95.00
In Stock
Oransi v-hepa Replacement HEPA Filter (RF2311)
Oransi v-hepa Replacement HEPA Filter (RF2311)
$49.00
In Stock
Rabbit Air BioGS Replacement HEPA Filter
Rabbit Air BioGS Replacement HEPA Filter
$59.95
In Stock
Austin Air Healthmate Jr Replacement Filter w/ Prefilter
Austin Air Healthmate Jr Replacement Filter w/ Prefilter
$164.99
In Stock
Details
Honeywell Universal Activated Carbon Pre-filter - Filter A (HRF-AP1)
Honeywell Universal Activated Carbon Pre-filter - Filter A (HRF-AP1)
$22.99
In Stock
Alen Paralda Replacement HEPA-Silver Filter (TF50-Silver)
Alen Paralda Replacement HEPA-Silver Filter (TF50-Silver)
$59.00
In Stock
Alen A350 / A375UV Replacement HEPA-OdorCell Filter (BF25A-MP)
Alen A350 / A375UV Replacement HEPA-OdorCell Filter (BF25A-MP)
$89.00
In Stock
Phoenix HEPA Filter 24x24x12 Inches (4023244)
Phoenix HEPA Filter 24x24x12 Inches (4023244)
$230.00
In Stock
Airpura Replacement Pre-Filter (2 PACK)
Airpura Replacement Pre-Filter (2 PACK)
$39.98
In Stock
Alen T300 / T100 Replacement HEPA-OdorCell Filter - Set of 2 (TF30-MP)
Alen T300 / T100 Replacement HEPA-OdorCell Filter - Set of 2 (TF30-MP)
$89.00
In Stock
Austin Air Healthmate Plus Jr Replacement Filter w/ Prefilter
Austin Air Healthmate Plus Jr Replacement Filter w/ Prefilter
$209.99
In Stock
Details
Austin Air Replacement Prefilter (Standard Size)
Austin Air Replacement Prefilter (Standard Size)
$32.99
In Stock
Details
Blueair 400 Series Replacement SmokeStop Filter
Blueair 400 Series Replacement SmokeStop Filter
$119.95
In Stock
Austin Air Replacement Prefilter (Junior Size)
Austin Air Replacement Prefilter (Junior Size)
$29.99
In Stock
Details
IQAir GCX Series Pre-filter (102141100)
IQAir GCX Series Pre-filter (102141100)
$139.00
In Stock
Allerair 5000 Exec 2.5 Replacement Carbon Filter
Allerair 5000 Exec 2.5 Replacement Carbon Filter
$155.98
In Stock
Airgle 750 Annual Filter Replacement Kit - 6 Filters
Airgle 750 Annual Filter Replacement Kit - 6 Filters
$159.00
In Stock
IQAir GCX Series Post-filter Sleeves (102505000)
IQAir GCX Series Post-filter Sleeves (102505000)
$169.00
In Stock
IQAir VOC GC Gas Cartridges (102401000)
IQAir VOC GC Gas Cartridges (102401000)
$295.00
In Stock
IQAir Perfect 16 ID-2225 Replacement Filter Set (4 filters)
IQAir Perfect 16 ID-2225 Replacement Filter Set (4 filters)
$345.00
In Stock
IQAir Cleanroom H13 Replacement Prefilter Element (102 14 10 00)
IQAir Cleanroom H13 Replacement Prefilter Element (102 14 10 00)
$129.00
In Stock
Airpura Replacement Super Blend 2' Carbon Filter
Airpura Replacement Super Blend 2' Carbon Filter
$249.98
In Stock
Airpura Replacement HEPA Filter
Airpura Replacement HEPA Filter
$169.98
In Stock
Friedrich Replacement Nylon Pre-filter
Friedrich Replacement Nylon Pre-filter
$39.50
In Stock
Allerair 5000 Series Replacement HEPA Filter
Allerair 5000 Series Replacement HEPA Filter
$119.98
In Stock
Alen BreatheSmart Replacement HEPA-OdorCell Filter (BF35-MP)
Alen BreatheSmart Replacement HEPA-OdorCell Filter (BF35-MP)
$109.00
In Stock
Airpura Replacement 2 Inch Carbon Filter
Airpura Replacement 2 Inch Carbon Filter
$199.98
In Stock
Rabbit Air BioGS Activated Carbon Filter
Rabbit Air BioGS Activated Carbon Filter
$39.95
In Stock
Alen Paralda Replacement HEPA-Fresh Filter (TF50-Carbon)
Alen Paralda Replacement HEPA-Fresh Filter (TF50-Carbon)
$49.00
In Stock
Honeywell Replacement HEPA Clean Filter (HRF-C1)
Honeywell Replacement HEPA Clean Filter (HRF-C1)
$22.95
In Stock
Phoenix HEPA Filter 14x24 Inch Canister (4024667)
Phoenix HEPA Filter 14x24 Inch Canister (4024667)
$189.00
In Stock
Allerair 5000 Series Vocarb Carbon Filter
Allerair 5000 Series Vocarb Carbon Filter
$239.98
In Stock
Oransi v-hepa PRO Replacement Carbon Filter (OACF)
Oransi v-hepa PRO Replacement Carbon Filter (OACF)
$39.00
In Stock
Blueair ECO10 Replacement Filter Set (qty 3)
Blueair ECO10 Replacement Filter Set (qty 3)
$99.95
In Stock
IQAir Cleanroom H13 HEPA Replacement Filter (102 16 13 00)
IQAir Cleanroom H13 HEPA Replacement Filter (102 16 13 00)
$259.00
In Stock
IQAir Multigas GCX Gas Cartridges (102421600)
IQAir Multigas GCX Gas Cartridges (102421600)
$495.00
In Stock
Alen BreatheSmart Replacement HEPA-FreshPlus Filter (BF35-VOC)
Alen BreatheSmart Replacement HEPA-FreshPlus Filter (BF35-VOC)
$89.00
In Stock
Austin Air Allergy Machine (HEGA) Replacement Filter w/ Prefilter
Austin Air Allergy Machine (HEGA) Replacement Filter w/ Prefilter
$249.99
In Stock
Details
Blueair AirPod Replacement Filter (Set of 2) - Pink Design
Blueair AirPod Replacement Filter (Set of 2) - Pink Design
$39.95
In Stock
Blueair 200/300 Series Replacement Carbon/Smokestop Filter
Blueair 200/300 Series Replacement Carbon/Smokestop Filter
$99.95
In Stock
IQAir Chemisorber GC Gas Cartridges (102401800)
IQAir Chemisorber GC Gas Cartridges (102401800)
$375.00
In Stock
Austin Air Baby's Breath Replacement Filter
Austin Air Baby's Breath Replacement Filter
$184.99
In Stock
Details
IQAir AM GC Gas Cartridges (102401400)
IQAir AM GC Gas Cartridges (102401400)
$375.00
In Stock
IQAir Chemisorber GCX Gas Cartridges (102421800)
IQAir Chemisorber GCX Gas Cartridges (102421800)
$595.00
In Stock
Airpura Replacement 3 Inch Carbon Filter
Airpura Replacement 3 Inch Carbon Filter
$249.98
In Stock
Austin Air Healthmate Plus Replacement Filter w/ Prefilter
Austin Air Healthmate Plus Replacement Filter w/ Prefilter
$324.99
In Stock
Details
Alen BreatheSmart Replacement HEPA-Silver Filter (BF35-Silver-Carbon)
Alen BreatheSmart Replacement HEPA-Silver Filter (BF35-Silver-Carbon)
$79.00
In Stock
Allerair 5000 Series Pro-dense Replacement Pre-filter (4 pack)
Allerair 5000 Series Pro-dense Replacement Pre-filter (4 pack)
$47.98
In Stock
Oransi v-hepa PRO Replacement HEPA Filter (RF201)
Oransi v-hepa PRO Replacement HEPA Filter (RF201)
$49.00
In Stock
Phoenix Carbon / Potassium Filter, 7.5 lbs. (4023487)
Phoenix Carbon / Potassium Filter, 7.5 lbs. (4023487)
$99.00
In Stock
Hunter Replacement Carbon Pre-filter (30901)
Hunter Replacement Carbon Pre-filter (30901)
$29.95
In Stock
Allerair AirTube Replacement HEPA Filter
Allerair AirTube Replacement HEPA Filter
$95.98
In Stock
Allerair AirTube Replacement Carbon Filter
Allerair AirTube Replacement Carbon Filter
$95.98
In Stock
Allerair 5000 MCS Replacement HEPA Filter
Allerair 5000 MCS Replacement HEPA Filter
$275.98
In Stock
Alen BreatheSmart Replacement HEPA-Pure Filter (BF35)
Alen BreatheSmart Replacement HEPA-Pure Filter (BF35)
$59.00
In Stock
Hunter Replacement HEPA Filter (30936)
Hunter Replacement HEPA Filter (30936)
$69.95
In Stock
Allerair 5000 Series Pro-dense Replacement Pre-filter (8 pack)
Allerair 5000 Series Pro-dense Replacement Pre-filter (8 pack)
$71.98
In Stock
Airpura Replacement Super HEPA Filter
Airpura Replacement Super HEPA Filter
$199.98
In Stock
Alen Paralda Replacement HEPA-Pure Filter (TF50)
Alen Paralda Replacement HEPA-Pure Filter (TF50)
$46.00
In Stock
Alen A375UV Replacement UV Lamp - Set of 2
Alen A375UV Replacement UV Lamp - Set of 2
$64.00
In Stock
Alen Paralda Replacement HEPA-OdorCell Filter (TF50-MP)
Alen Paralda Replacement HEPA-OdorCell Filter (TF50-MP)
$89.00
In Stock
Phoenix Reuseable Carbon Filter Frame (4024891)
Phoenix Reuseable Carbon Filter Frame (4024891)
$99.00
In Stock
Allerair 5000 D HEPA Replacement Micro Particulate Filter
Allerair 5000 D HEPA Replacement Micro Particulate Filter
$71.98
In Stock
Austin Air Bedroom Machine Replacement Filter
Austin Air Bedroom Machine Replacement Filter
$439.99
In Stock
Details
Allerair 5000 D Tar Trapping Replacement Pre-filter (10 pack)
Allerair 5000 D Tar Trapping Replacement Pre-filter (10 pack)
$119.98
In Stock
Honeywell Replacement True HEPA Filter (HRF-11)
Honeywell Replacement True HEPA Filter (HRF-11)
$29.99
In Stock
Austin Air Allergy Machine Jr (HEGA) Replacement Filter w/ Prefilter
Austin Air Allergy Machine Jr (HEGA) Replacement Filter w/ Prefilter
$184.99
In Stock
Details
Austin Air Pet Machine Replacement Filter w/ Prefilter
Austin Air Pet Machine Replacement Filter w/ Prefilter
$269.99
In Stock
Details
Allerair 5000 MCS Replacement Carbon Filter
Allerair 5000 MCS Replacement Carbon Filter
$275.98
In Stock
Allerair 5000 MCS Cotton Pre-filters (8 pack)
Allerair 5000 MCS Cotton Pre-filters (8 pack)
$119.98
In Stock
Phoenix Carbon / Potassium Filter, 0.5 lbs. (4024879)
Phoenix Carbon / Potassium Filter, 0.5 lbs. (4024879)
$69.00
In Stock
Hunter Replacement HEPA Filter (30940)
Hunter Replacement HEPA Filter (30940)
$79.95
In Stock
Allerair AirTube Replacement Pre-filter (8 Pack)
Allerair AirTube Replacement Pre-filter (8 Pack)
$59.98
In Stock
Allerair AirTube Replacement Pre-filter (4 pack)
Allerair AirTube Replacement Pre-filter (4 pack)
$39.98
In Stock
Phoenix Reuseable Carbon Filter Frame (4024764)
Phoenix Reuseable Carbon Filter Frame (4024764)
$125.00
In Stock
Allerair 5000 D Replacement Carbon Filter
Allerair 5000 D Replacement Carbon Filter
$311.98
In Stock
IQAir AM GCX Gas Cartridges (102421400)
IQAir AM GCX Gas Cartridges (102421400)
$595.00
In Stock
Hunter Replacement HEPA Filter (30938)
Hunter Replacement HEPA Filter (30938)
$69.95
In Stock
IQAir VOC GCX Gas Cartridges (102421000)
IQAir VOC GCX Gas Cartridges (102421000)
$495.00
In Stock
Blueair 500/600 Series Replacement SmokeStop Filter Set (qty 3)
Blueair 500/600 Series Replacement SmokeStop Filter Set (qty 3)
$149.95
Out of Stock
Blueair 200/300 Series Replacement Particle Filter
Blueair 200/300 Series Replacement Particle Filter
$49.95
Out of Stock
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Showing 105 of 105 products

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