11.5x11.5x1 Air Filters

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Products   MERV Rating Filter Life Annual Cost Value Pack
MERV8 11.5x11.5x1 SpiroPure O
MERV 8 Pleated Filters (6 Pack)
  • $58.99
  • 6 Filters
  • ($9.83/filter)
MERV 8
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3 Months $39.33/yr

$58.99
6 Filters

($9.83/filter)
11.5x11.5x1 MERV8 SpiroPure O
MERV 8 Pleated Filters (12 Pack)
    4.5 stars
  • $114.99
  • 12 Filters
  • ($9.58/filter)
MERV 8
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3 Months $38.33/yr
Best Value!

$114.99
12 Filters

($9.58/filter)
MERV11 11.5x11.5x1 SpiroPure O
MERV 11 Pleated Filters (6 Pack)
  • $70.99
  • 6 Filters
  • ($11.83/filter)
MERV 11
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3 Months $47.33/yr

$70.99
6 Filters

($11.83/filter)
11.5x11.5x1 MERV11 SpiroPure O
MERV 11 Pleated Filters (12 Pack)
  • $138.99
  • 12 Filters
  • ($11.58/filter)
MERV 11
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3 Months $46.33/yr

$138.99
12 Filters

($11.58/filter)
MERV13 11.5x11.5x1 SpiroPure F
MERV 13 Pleated Filters (6 Pack)
  • $92.99
  • 6 Filters
  • ($15.50/filter)
MERV 13
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3 Months $61.99/yr

$92.99
6 Filters

($15.50/filter)
11.5x11.5x1 MERV13 SpiroPure F
MERV 13 Pleated Filters (12 Pack)
  • $179.99
  • 12 Filters
  • ($15.00/filter)
MERV 13
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3 Months $60.00/yr

$179.99
12 Filters

($15.00/filter)
Odorban 11.5x11.5x1 SpiroPure F
MERV 8 Odor Eliminator Filters (6 Pack)
  • $71.99
  • 6 Filters
  • ($12.00/filter)
MERV 8
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3 Months Learn more
about odor eliminator filters
$47.99/yr

$71.99
6 Filters

($12.00/filter)
11.5x11.5x1 OdorBan SpiroPure F
MERV 8 Odor Eliminator Filters (12 Pack)
  • $137.99
  • 12 Filters
  • ($11.50/filter)
MERV 8
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3 Months Learn more
about odor eliminator filters
$46.00/yr

$137.99
12 Filters

($11.50/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.