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)
  • $73.99
  • 6 Filters
  • ($12.33/filters)
MERV 8
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3 Months $49.33

$73.99
6 Filters

($12.33/filter)
11.5x11.5x1 MERV8 SpiroPure O
MERV 8 Pleated Filters (12 Pack)
    4.5 stars
  • $145.99
  • 12 Filters
  • ($12.17/filters)
MERV 8
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3 Months $48.66
Best Value!

$145.99
12 Filters

($12.17/filter)
MERV11 11.5x11.5x1 SpiroPure O
MERV 11 Pleated Filters (6 Pack)
  • $85.99
  • 6 Filters
  • ($14.33/filters)
MERV 11
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3 Months $57.33

$85.99
6 Filters

($14.33/filter)
11.5x11.5x1 MERV11 SpiroPure O
MERV 11 Pleated Filters (12 Pack)
  • $169.99
  • 12 Filters
  • ($14.17/filters)
MERV 11
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3 Months $56.66

$169.99
12 Filters

($14.17/filter)
MERV13 11.5x11.5x1 SpiroPure F
MERV 13 Pleated Filters (6 Pack)
  • $113.99
  • 6 Filters
  • ($19.00/filters)
MERV 13
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3 Months $75.99

$113.99
6 Filters

($19.00/filter)
11.5x11.5x1 MERV13 SpiroPure F
MERV 13 Pleated Filters (12 Pack)
  • $227.99
  • 12 Filters
  • ($19.00/filters)
MERV 13
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3 Months $76.00

$227.99
12 Filters

($19.00/filter)
Odorban 11.5x11.5x1 SpiroPure F
MERV 10 Odor Eliminator Filters (6 Pack)
  • $91.99
  • 6 Filters
  • ($15.33/filters)
MERV 10
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3 Months Learn more
about odor eliminator filters
$61.33

$91.99
6 Filters

($15.33/filter)
11.5x11.5x1 OdorBan SpiroPure F
MERV 10 Odor Eliminator Filters (12 Pack)
  • $183.99
  • 12 Filters
  • ($15.33/filters)
MERV 10
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3 Months Learn more
about odor eliminator filters
$61.33

$183.99
12 Filters

($15.33/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.