20x24x4 Air Filters

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Products   MERV Rating Filter Life Annual Cost Value Pack
MERV8 20x24x4 SpiroPure O
MERV 8 Pleated Filters (6 Pack)
  • $94.99
  • 6 Filters
  • ($15.83 / filters)
MERV 8
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3 Months $63.33
Best Value!

$94.99
6 Filters

($15.83 / filter)
MERV11 20x24x4 SpiroPure O
MERV 11 Pleated Filters (6 Pack)
  • $117.99
  • 6 Filters
  • ($19.67 / filters)
MERV 11
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3 Months $78.66

$117.99
6 Filters

($19.67 / filter)
MERV13 20x24x4 SpiroPure O
MERV 13 Pleated Filters (6 Pack)
  • $137.99
  • 6 Filters
  • ($23.00 / filters)
MERV 13
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3 Months $91.99

$137.99
6 Filters

($23.00 / filter)
odor eliminator 20x24x4 SpiroPure F
MERV 10 Odor Eliminator Filters (6 Pack)
  • $158.99
  • 6 Filters
  • ($26.50 / filters)
MERV 10
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3 Months Learn more
about odor eliminator filters
$105.99

$158.99
6 Filters

($26.50 / 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.