20 x 21 x 1 Air Filter

  • MERV 8

    Pleated
      Fights lint, dust mites, mold spores, pollen, pet dander, and dust.
      View Terms and Conditions
      • 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.
        View Terms and Conditions
        • 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.
          View Terms and Conditions
          • Actual Size: 19 7/8" x 20 7/8" x 3/4"
          • Product: P25S.012021

        Have you replaced your 20x21x1 air filters recently? If not, take advantage of our American-made quality, free shipping, price match guarantee, and customization options. We manufacture our own products here, in the USA, making our air filters more affordable than other brands in the market. In addition to cost-effective pricing, you may choose from four different MERV ratings to find the air quality that best matches your individual needs for your home furnace or office AC unit.