20x21x5 Electro-Air / Emerson / White-Rogers

Sort by:
Products   MERV Rating Filter Life Annual Cost Value Pack
20x21x5 Electro-Air MERV8 SpiroPure F
Electro-Air / Emerson / White-Rodgers (MERV 8)
    5 stars
  • $56.99
  • 2 Filters
  • ($28.50/filter)
MERV 8
Learn more
6 Months $56.99/yr
Best Value!

$56.99
2 Filters

($28.50/filter)
20x21x5 Electro-Air MERV11 SpiroPure F
Electro-Air / Emerson / White-Rodgers (MERV 11)
    4 stars
  • $60.99
  • 2 Filters
  • ($30.50/filter)
MERV 11
Learn more
6 Months $60.99/yr

$60.99
2 Filters

($30.50/filter)
20x21x5 Electro-Air MERV13 SpiroPure F
Electro-Air / Emerson / White-Rodgers (MERV 13)
  • $63.99
  • 2 Filters
  • ($32.00/filter)
MERV 13
Learn more
6 Months $63.99/yr

$63.99
2 Filters

($32.00/filter)
20x21x5 Electro-Air OdorBan SpiroPure F
Electro-Air / Emerson / White-Rodgers (OdorBan)
  • $66.99
  • 2 Filters
  • ($33.50/filter)
MERV 10
Learn more
6 Months Learn more
about odor eliminator filters
$66.99/yr

$66.99
2 Filters

($33.50/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.