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Lasko-compatible L8-C Humidifier Filter  
New from $6.99
 
$6.99$10.29
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Holmes AER1 Odor Eliminator HEPA Type Filter, HAPF30AO4-U4  
3rd Party from $7.45
New from $10.88
$5.00$24.27
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H Aer1 Allergen Remover Replac  
New from $12.89
3rd Party from $16.69
 
$11.79$32.28
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Size 25 True HEPA + 4 Carbon Pre-filters One Year Replacement Filter Set Combo  
New from $68.98
 
$68.98$83.49
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Size 17 - True HEPA + 4 Carbon Pre-filters One Year Replacement Filter Set  
New from $46.97
 
$46.97$54.99
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Vornado-compatible MD1-0022 Air Purifier Filter  
New from $33.31
 
$33.31$34.99
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FELLOWES FEL9324101 Carbon Filter for AeraMax Air Purifiers  
New from $24.14
 
$24.14$49.99
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AC-7014 Replacement HEPA + Pre-filter  
New from $35.99
 
$32.37$37.49
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Holmes HAPF30 Filter, 1 Pack  
New from $12.99
3rd Party from $15.17
 
$12.27$29.99
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Electrolux-compatible EL024 and EL500 HEPA FIlter with Four (4) Carbon Filters  
New from $64.94
 
$64.94$65.99
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4 Holmes HAPF60 Air Purifier Carbon Filters  
New from $9.92
 
$9.58$10.35
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Honeywell Universal Carbon Pre-Filter HRF-AP1 - 1 ea  
3rd Party from $5.05
New from $8.99
$1.00$79.99
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HoMedics Replacement Filter for AF-100  
New from $39.99
 
$35.99$44.99
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Germguardian - Combination Filter For Germguardian Ac4010 Tabletop Air Cleaning Systems - Black  
New from $14.99
 
$10.99$19.99
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4-in-1 UV Air Cleaning System Replacement Filter  
New from $31.99
 
$28.06$44.99
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Size 21 True HEPA + 4 Carbon Pre-filters One Year Replacement Filter Set Combo  
New from $63.73
 
$63.73$79.99
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Honeywell Odor & Gas Reducing Pre-Filter K, 2 Pk - 2 ea  
New from $15.11
 
$13.99$26.49
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Holmes HEPA Airflow Systems Filter  
New from $24.99
 
$24.43$37.99
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Sunpentown 2102-CBN AC-2102 Replacement Activated Carbon Filter  
New from $32.99
 
$27.99$49.99
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Germguardian - Filter For Germguardian Ac5000 Series 3-in-1 Air Cleaning Systems - Blue  
New from $24.99
 
$24.99$49.99
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Surround Air XJ-3800PH Spare TiO2 Filter for Intelli-Pro  
New from $22.49
3rd Party from $30.00
 
$22.49$24.73
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HoMedics Airflow Systems Filter for AF-75  
New from $36.99
 
$27.03$36.99
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Luma Comfort Humidifier Demineralization Cartridge  
New from $24.99
 
$17.37$24.99
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AC-7014 Replacement Carbon Filter  
New from $29.99
 
$29.99$33.99
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Spt - Hepa/carbon Filter For Select Spt Air Cleaners - White  
New from $34.99
 
$33.24$39.99
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Surround Air Multi-Tech XJ-3000C Air Purifier Spare Filter Pack  
New from $32.08
 
$27.90$37.49
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SurroundAir Intelli-Pro Spare Filter Bundle  
New from $64.99
 
$49.99$64.99
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AC-7014 Replacement TiO2 Filter  
New from $35.99
 
$28.02$35.99
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Winix Size 21 One Year Ultimate Washable Filter Cassette  
New from $107.99
 
$99.99$112.49
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Winix Size 25 One Year Ultimate Washable Filter Cassette  
New from $131.44
 
$119.99$131.44
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Breathe Air Clean Replacement Filter  
New from $54.99
 
$48.99$57.99
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Winix Size 21 Carbon Pre-Filters for Winix P300 (Set of 4)  
New from $46.99
 
$44.99$46.99
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Fellowes Carbon Filters for AeraMax 290 Air Purifier - 4 Pack  
New from $46.49
 
$38.99$46.49
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Washable Hepa Filter for Comfort 3500/3000 Models June 2012 and Later  
New from $25.49
 
$24.99$25.49
Price History Buy Now
Charcoal Anti-odor Filter for Comfort 3500 / 3000 Air Purifiers From June 2012 and Later  
New from $25.09
 
$25.00$25.49
Price History Buy Now
Charcoal Prolux CA2000 Air Purifier Carbon Replacement Filter  
New from $25.49
 
$24.99$25.49
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HEPA Filter and Charcoal Filter for The Filter Queen Defender Air Purifier Cleaner  
New from $69.99
 
$62.99$69.99
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Replacement Filter Pack for AC-2221  
New from $79.99
 
$78.58$79.99
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H2O+ Circle Triple Filter Replacement Pack  
New from $64.99
 
$59.00$64.99
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H2O+ Circle RO Membrane Replacement Filter  
New from $68.99
 
$67.00$68.99
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O2+ Replacement Air Filter Pack  
New from $63.00
 
$63.00$63.00
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UV Germicidal Bulb for All Comfort 3500 Air Purifier Models  
New from $25.99
 
$24.99$25.99
Price History Buy Now
2 Honeywell and Hunter Carbon Pre Filters Part 30901 30903 30907 30958m and 30959  
New from $14.29
 
$13.99$14.29
Price History Buy Now
Hunter 30200 30201 30205 30250 30253 Air Purifier Filter Part 30930  
New from $20.99
 
$19.99$20.99
Price History Buy Now
Aprilaire 35 Paper Wick Humidifier Water Pad Filter  
New from $13.29
 
$12.99$13.29
Price History Buy Now
Hamilton Beach True Air 05920 Humidifier Filter Fits 05520 and 05521  
New from $13.29
 
$12.99$13.29
Price History Buy Now
3 Hamilton Beach 04530GM 04532GM Carbon Filters Part 04294G  
New from $13.29
 
$12.99$13.29
Price History Buy Now
2 Honeywell Carbon Filters Part HRF-K2  
New from $10.29
 
$9.99$10.29
Price History Buy Now
Holmes HWF65 and H65-C Humidifier Wick Filter  
New from $10.39
 
$9.99$10.39
Price History Buy Now
Aerus Electrolux Guardian TiO2 Air Purifier Filter  
New from $64.99
 
$64.99$64.99
Price History Buy Now
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