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Learn about MERV Ratings

What's right for your home?

MERV 8

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  • LINT
  • DUST MITES
  • MOLD SPORES
  • POLLEN
  • DUST

MERV 11

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  • LINT
  • DUST MITES
  • MOLD SPORES
  • POLLEN
  • DUST
  • PET DANDER
  • SMOKE

MERV 13

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  • LINT
  • DUST MITES
  • MOLD SPORES
  • POLLEN
  • DUST
  • PET DANDER
  • SMOKE
  • VIRUSES
  • BACTERIA

Custom Size Air Filters!

Trouble finding the right size filter? We've got you covered. We specialize in custom size filters and can build any size air filter.

About Factory Direct Filters

Since 2010, we've been manufacturing and delivering high quality, USA-made air filters at prices right for your business, office, or home.