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GeneralAire 4556 6FM2020 MERV11 Air Filter 20x20x5


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GeneralAire 4556 6FM2020 MERV11 Air Filter 20x20x5
Filters Fast Recommended
Filters Fast® Replacement for GeneralAire 4556, 6FM2020 - 2-Pack
$25.48 /ea
Retail: $49.99 /ea
You Save: 20%
Buy 1 - 3 for $39.99 ea.
Buy 4+ for $35.99 ea.
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Retail: $49.99
You Save: 20%

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Ships by Monday 1/24/2022
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Product Information

Your HVAC might be working harder than it has to, but the GeneralAire 4556 can relieve some of that load and extend its life! This air filter boasts a MERV rating of 11. It works to reduce allergens, smog, smoke, pet dander, mold spores, pollen, and dust in your household air. Replacing your filter every 6 to 12 months will keep you breathing fresh, optimal-quality air. You'll be rushing home after work to enjoy your home after installing this high-quality filter!


  • Brand: GeneralAire
  • Part Number: 4556
  • MERV Rating: 11
  • Filter Life: 6 - 12 Months
  • Dimensions: 20" x 20" x 5"

Compatible Models:

The GeneralAire 4556 6FM2020 MERV11 Air Filter 20x20x5 is correct replacement for the following model numbers:

  • GeneralAir MAC 2020
  • GeneralAir MAC 2020M
  • Trion AirBear Supreme 20 x 20