26x30x1 Geothermal Air Filters

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Products   MERV Rating Filter Life Annual Cost Value Pack
26X30X1 MERV8 SpiroPure O
MERV 8 Geothermal Filters (6 Pack)
  • $153.46
  • 6 Filters
  • ($25.58 / filters)
MERV 8
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3 Months $102.31
Best Value!

$153.46
6 Filters

($25.58 / filter)
26X30X1 MERV11 SpiroPure O
MERV 11 Geothermal Filters (6 Pack)
  • $163.76
  • 6 Filters
  • ($27.29 / filters)
MERV 11
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3 Months $109.17

$163.76
6 Filters

($27.29 / filter)
26X30X1 MERV13 SpiroPure O
MERV 13 Geothermal Filters (6 Pack)
  • $181.27
  • 6 Filters
  • ($30.21 / filters)
MERV 13
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3 Months $120.85

$181.27
6 Filters

($30.21 / 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.