GeneralAire 20x25x4 Air Filters

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Products   MERV Rating Filter Life Annual Cost Value Pack
GeneralAire 4122 GeneralAire
GeneralAire 4122 / GA102 Air Cleaner
  • $42.99
  • 1 Filters
  • ($42.99 / filters)
MERV 8
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6 Months $85.98
Best Value!

$42.99
1 Filters

($42.99 / filter)
GeneralAire 4561 GeneralAire
General Aire 4561 20x25x4 Air Filter
  • $71.99
  • 1 Filters
  • ($71.99 / filters)
MERV 11
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6 Months $143.98

$71.99
1 Filters

($71.99 / filter)
GeneralAire 4562 GeneralAire
General Aire 4562 / F1020 Air Filter
  • $82.99
  • 1 Filters
  • ($82.99 / filters)
MERV 13
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6 Months $165.98

$82.99
1 Filters

($82.99 / filter)
MERV Rating - Contaminant Removal Guide
MERV Rating   8 11 12 13
Lint & Dust  
Dust Mite Debris  
Pollen  
Mold Spores  
Pet Dander  
Auto Emissions  
Smoke  
Tobacco  
Bacteria  
Note: equals efficient removal of contaminant by filter.