21 x 23 x 1 Air Filter

  • MERV 8

    Pleated
      Fights lint, dust mites, mold spores, pollen, pet dander, and dust.
      View Terms and Conditions
      • Actual Size: 20 7/8" x 22 7/8" x 3/4"
      • Product: P80S.012123
    • MERV 11

      Pleated
        Fights lint, dust mites, mold spores, pollen, pet dander, dust, and smoke.
        View Terms and Conditions
        • Actual Size: 20 7/8" x 22 7/8" x 3/4"
        • Product: P15S.012123
      • MERV 13

        Pleated
          Fights lint, dust mites, mold spores, pollen, pet dander, fine dust, smoke, viruses, and bacteria.
          View Terms and Conditions
          • Actual Size: 20 7/8" x 22 7/8" x 3/4"
          • Product: P25S.012123

        In need of a 21x23x1 air filter? Choose from four different MERV ratings and two package bundles to customize your order to your exact preferences for your home or business. Each filter can be used for your AC vent or furnace, and we offer free shipping and a price match guarantee on every order. Use our chat feature or give us a call at +1 (877) 492-3018 for any questions.