11.375x19x4 Air Filters

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Products   MERV Rating Filter Life Annual Cost Value Pack
11.375x19x4 MERV8 SpiroPure O
MERV 8 Pleated Filters (6 Pack)
  • $134.22
  • 6 Filters
  • ($22.37 / filters)
MERV 8
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3 Months $89.48
Best Value!

$134.22
6 Filters

($22.37 / filter)
11.375x19x4 MERV11 SpiroPure O
MERV 11 Pleated Filters (6 Pack)
  • $164.24
  • 6 Filters
  • ($27.37 / filters)
MERV 11
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3 Months $109.49

$164.24
6 Filters

($27.37 / filter)
11.375x19x4 MERV13 SpiroPure O
MERV 13 Pleated Filters (6 Pack)
  • $179.25
  • 6 Filters
  • ($29.88 / filters)
MERV 13
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3 Months $119.50

$179.25
6 Filters

($29.88 / filter)
11.375x19x4 Carbon SpiroPure F
MERV 10 Odor Eliminator Filters (6 Pack)
  • $217.68
  • 6 Filters
  • ($36.28 / filters)
MERV 10
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3 Months Learn more
about odor eliminator filters
$145.12

$217.68
6 Filters

($36.28 / 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.