20 x 21 x 1 Air Filter

  • MERV 8

    Pleated
      Fights lint, dust mites, mold spores, pollen, pet dander, and dust.
      20 x 21 x 1 MERV 8 Pleated Air Filter product photo
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      • Actual Size: 19 7/8" x 20 7/8" x 3/4"
      • Product: P80S.012021
    • MERV 11

      Pleated
        Fights lint, dust mites, mold spores, pollen, pet dander, dust, and smoke.
        20 x 21 x 1 MERV 11 Pleated Air Filter product photo
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        • Actual Size: 19 7/8" x 20 7/8" x 3/4"
        • Product: P15S.012021
      • MERV 13

        Pleated
          Fights lint, dust mites, mold spores, pollen, pet dander, fine dust, smoke, viruses, and bacteria.
          20 x 21 x 1 MERV 13 Pleated Air Filter product photo
          View Terms and Conditions
          • Actual Size: 19 7/8" x 20 7/8" x 3/4"
          • Product: P25S.012021

        Keep your home or office feeling fresh with 20x21x1 air filters that capture dirt, pollen, lint, and other allergens easily and efficiently. Choose from multiple MERV ratings to find the air quality that best suits your needs. Then, decide on the package bundle that is most convenient for you. Our 20x21x1 air filters perform and fit just the same as your current branded alternative, but they are available at a fraction of the price. Made in America, you can expect the very best with the lowest cost guaranteed. Plus, free shipping is included with every order!