20x21x5 Electro-Air / Emerson / White-Rogers

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Products   MERV Rating Filter Life Annual Cost Value Pack
20x21x5 Electro-Air MERV8 SpiroPure F
Electro-Air / Emerson / White-Rodgers (MERV 8)
  • $50.99
  • 2 Filters
  • ($25.50/filter)
MERV 8
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6 Months $50.99/yr
Best Value!

$50.99
2 Filters

($25.50/filter)
20x21x5 Electro-Air MERV11 SpiroPure F
Electro-Air / Emerson / White-Rodgers (MERV 11)
  • $53.99
  • 2 Filters
  • ($27.00/filter)
MERV 11
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6 Months $53.99/yr

$53.99
2 Filters

($27.00/filter)
20x21x5 Electro-Air MERV13 SpiroPure F
Electro-Air / Emerson / White-Rodgers (MERV 13)
  • $57.99
  • 2 Filters
  • ($29.00/filter)
MERV 13
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6 Months $57.99/yr

$57.99
2 Filters

($29.00/filter)
20x21x5 Electro-Air OdorBan SpiroPure F
Electro-Air / Emerson / White-Rodgers (OdorBan)
  • $64.99
  • 2 Filters
  • ($32.50/filter)
MERV 8
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6 Months Learn more
about odor eliminator filters
$64.99/yr

$64.99
2 Filters

($32.50/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.