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)
  • $81.99
  • 6 Filters
  • ($13.67/filter)
MERV 8
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3 Months $54.66/yr
Best Value!

$81.99
6 Filters

($13.67/filter)
MERV11 20x24x4 SpiroPure O
MERV 11 Pleated Filters (6 Pack)
  • $106.99
  • 6 Filters
  • ($17.83/filter)
MERV 11
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3 Months $71.33/yr

$106.99
6 Filters

($17.83/filter)
MERV13 20x24x4 SpiroPure O
MERV 13 Pleated Filters (6 Pack)
  • $119.99
  • 6 Filters
  • ($20.00/filter)
MERV 13
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3 Months $79.99/yr

$119.99
6 Filters

($20.00/filter)
odor eliminator 20x24x4 SpiroPure F
MERV 8 Odor Eliminator Filters (6 Pack)
  • $153.99
  • 6 Filters
  • ($25.67/filter)
MERV 8
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3 Months Learn more
about odor eliminator filters
$102.66/yr

$153.99
6 Filters

($25.67/filter)
MERV Rating - Contaminant Removal Guide
MERV Rating   8 11 12 13
Lint & Dust  
Dust Mile Debris  
Pollen  
Mold Spores  
Pet Dander  
Auto Emissions  
Smoke  
Tobacco  
Bacteria  
Note: equals efficient removal of contaminant by filter.