18 x 20 x 1 Air Filter

  • MERV 8

    Pleated
      Fights lint, dust mites, mold spores, pollen, pet dander, and dust.
      18 x 20 x 1 MERV 8 Pleated Air Filter product photo
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    • MERV 11

      Pleated
        Fights lint, dust mites, mold spores, pollen, pet dander, dust, and smoke.
        18 x 20 x 1 MERV 11 Pleated Air Filter product photo
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      • MERV 13

        Pleated
          Fights lint, dust mites, mold spores, pollen, pet dander, fine dust, smoke, viruses, and bacteria.
          18 x 20 x 1 MERV 13 Pleated Air Filter product photo
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          About 18 x 20 x 1 Air Filter

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

          Your 18x20x1 air filters are in desperate need of attention. Rather than settling for low- quality aftermarket filters or overspending on popular brands in the market, opt for both high- level performance and affordability with Factory Direct Filters. With in-house manufacturing in the USA, we are able to cut costs of international shipping and outsourcing. However, we would never compromise in filtration efficiency. Our 18x20x1 air filters will capture pollen, dust, and lint like any other branded offering. Increase your MERV rating for enhanced efficiency if you are prone to allergies, have a pet, or simply wish to have the cleanest air possible. And don't forget – free shipping is available for every order!