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9.25x31.75x1 Air Filters

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Products   MERV Rating Filter Life Annual Cost Value Pack
9.25x31.75x1 MERV8 SpiroPure O
MERV 8 Pleated Filters (6 Pack)
  • $70.99
  • 6 Filters
  • ($11.83/filter)
MERV 8
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3 Months $47.33/yr
Best Value!

$70.99
6 Filters

($11.83/filter)
9.25x31.75x1 MERV11 SpiroPure O
MERV 11 Pleated Filters (6 Pack)
  • $90.99
  • 6 Filters
  • ($15.17/filter)
MERV 11
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3 Months $60.66/yr

$90.99
6 Filters

($15.17/filter)
9.25x31.75x1 MERV13 SpiroPure F
MERV 13 Pleated Filters (6 Pack)
  • $103.99
  • 6 Filters
  • ($17.33/filter)
MERV 13
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3 Months $69.33/yr

$103.99
6 Filters

($17.33/filter)
9.25x31.75x1 OdorBan SpiroPure F
MERV 8 Odor Eliminator Filters (6 Pack)
  • $128.99
  • 6 Filters
  • ($21.50/filter)
MERV 8
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3 Months Learn more
about odor eliminator filters
$85.99/yr

$128.99
6 Filters

($21.50/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.