27.75x33.75x1 Air Filters

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Products   MERV Rating Filter Life Annual Cost Value Pack
27.75x33.75x1 MERV8 SpiroPure O
MERV 8 Pleated Filters (6 Pack)
  • $112.99
  • 6 Filters
  • ($18.83/filter)
MERV 8
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3 Months $75.33/yr
Best Value!

$112.99
6 Filters

($18.83/filter)
27.75x33.75x1 MERV11 SpiroPure O
MERV 11 Pleated Filters (6 Pack)
  • $128.99
  • 6 Filters
  • ($21.50/filter)
MERV 11
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3 Months $85.99/yr

$128.99
6 Filters

($21.50/filter)
27.75x33.75x1 MERV13 SpiroPure O
MERV 13 Pleated Filters (6 Pack)
  • $138.99
  • 6 Filters
  • ($23.17/filter)
MERV 13
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3 Months $92.66/yr

$138.99
6 Filters

($23.17/filter)
27.75x33.75x1 OdorBan SpiroPure F
MERV 8 Odor Eliminator Filters (6 Pack)
  • $179.99
  • 6 Filters
  • ($30.00/filter)
MERV 8
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3 Months Learn more
about odor eliminator filters
$119.99/yr

$179.99
6 Filters

($30.00/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.