24.375x28.375x4 Air Filters

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Products   MERV Rating Filter Life Annual Cost Value Pack
24.375x28.375x4 MERV8 SpiroPure O
MERV 8 Pleated Filters (6 Pack)
  • $143.99
  • 6 Filters
  • ($24.00 / filters)
MERV 8
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3 Months $95.99
Best Value!

$143.99
6 Filters

($24.00 / filter)
24.375x28.375x4 MERV11 SpiroPure O
MERV 11 Pleated Filters (6 Pack)
  • $164.99
  • 6 Filters
  • ($27.50 / filters)
MERV 11
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3 Months $109.99

$164.99
6 Filters

($27.50 / filter)
24.375x28.375x4 MERV13 SpiroPure O
MERV 13 Pleated Filters (6 Pack)
  • $194.99
  • 6 Filters
  • ($32.50 / filters)
MERV 13
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3 Months $129.99

$194.99
6 Filters

($32.50 / filter)
24.375x28.375x4 Carbon SpiroPure F
MERV 10 Odor Eliminator Filters (6 Pack)
  • $319.74
  • 6 Filters
  • ($53.29 / filters)
MERV 10
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3 Months Learn more
about odor eliminator filters
$213.16

$319.74
6 Filters

($53.29 / 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.