18 x 20 x 1 Air Filter

  • MERV 8

    Pleated
      Fights lint, dust mites, mold spores, pollen, pet dander, and dust.
    • MERV 11

      Pleated
        Fights lint, dust mites, mold spores, pollen, pet dander, dust, and smoke.
      • MERV 13

        Pleated
          Fights lint, dust mites, mold spores, pollen, pet dander, fine dust, smoke, viruses, and bacteria.
        • Select Quality

          Please Note: Due to COVID-19, MERV 11 media supplies are limited at this time. Please check back here soon for updates or consider our MERV 13 filters.
          • $20.63 1-Pack (20.63 each)
          • $26.72 2-Pack (13.36 each)
          • $35.79 3-Pack (11.93 each)
          • $44.88 4-Pack (11.22 each)
          • $53.25 5-Pack (10.65 each)
          • $61.02 6-Pack (10.17 each)
          • $109.92 12-Pack (9.16 each)
          • $21.23 1-Pack (21.23 each)
          • $33.36 2-Pack (16.68 each)
          • $45.75 3-Pack (15.25 each)
          • $58.60 4-Pack (14.65 each)
          • $69.60 5-Pack (13.92 each)
          • $64.92 6-Pack (10.82 each)
          • $116.88 12-Pack (9.74 each)
          • $22.54 1-Pack (22.54 each)
          • $40.10 2-Pack (20.05 each)
          • $57.96 3-Pack (19.32 each)
          • $76.28 4-Pack (19.07 each)
          • $90.60 5-Pack (18.12 each)
          • $71.28 6-Pack (11.88 each)
          • $128.52 12-Pack (10.71 each)
          View Terms and Conditions

          About 18 x 20 x 1 Air Filter

          • Actual Size: 17 1/2" x 19 1/2" x 3/4"
          • Product: P25S.011820

          MERV 8 Fights: Dust Mites, Mold Spores, Lint, Household Dust, Pollen

          MERV 11 Fights: Pet Dander, Smoke, Smog, Coughing, Sneezing, Dust Mites, Mold Spores, Lint, Household Dust, & Pollen

          MERV 13 Fights: Bacteria, Virus Carriers, Pet Dander, Smoke, Smog, Coughing, Sneezing, Dust Mites, Mold Spores, Lint, Household Dust, & Pollen

          We know what you're looking for: an 18x20x1 air filter that can clean your air from pollen, dust, pet dander, bacteria, and any other undesired debris for a price that is affordable and cost-effective. We have just that and more. Our filters, which can be used for AC units and furnaces alike, in either your home or business, are made in America, in our own manufacturing facilities. Using our own means of production, we are able to cut out unnecessary costs, giving you the best price for your 18x20x1 air filters. We allow you to customize your purchase with the MERV rating you need for your optimal air quality and the bundle you prefer for recurring replacements. Shop with us for free shipping and a price match guarantee on all purchases.

          • $20.63 1-Pack (20.63 each)
          • $26.72 2-Pack (13.36 each)
          • $35.79 3-Pack (11.93 each)
          • $44.88 4-Pack (11.22 each)
          • $53.25 5-Pack (10.65 each)
          • $61.02 6-Pack (10.17 each)
          • $109.92 12-Pack (9.16 each)
          • $21.23 1-Pack (21.23 each)
          • $33.36 2-Pack (16.68 each)
          • $45.75 3-Pack (15.25 each)
          • $58.60 4-Pack (14.65 each)
          • $69.60 5-Pack (13.92 each)
          • $64.92 6-Pack (10.82 each)
          • $116.88 12-Pack (9.74 each)
          • $22.54 1-Pack (22.54 each)
          • $40.10 2-Pack (20.05 each)
          • $57.96 3-Pack (19.32 each)
          • $76.28 4-Pack (19.07 each)
          • $90.60 5-Pack (18.12 each)
          • $71.28 6-Pack (11.88 each)
          • $128.52 12-Pack (10.71 each)
          View Terms and Conditions