13 x 21-1/2 x 4 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.
          • $24.83 1-Pack (24.83 each)
          • $35.06 2-Pack (17.53 each)
          • $48.81 3-Pack (16.27 each)
          • $61.00 4-Pack (15.25 each)
          • $72.45 5-Pack (14.49 each)
          • $83.94 6-Pack (13.99 each)
          • $151.08 12-Pack (12.59 each)
          • $26.82 1-Pack (26.82 each)
          • $39.26 2-Pack (19.63 each)
          • $54.93 3-Pack (18.31 each)
          • $68.64 4-Pack (17.16 each)
          • $81.60 5-Pack (16.32 each)
          • $91.50 6-Pack (15.25 each)
          • $164.76 12-Pack (13.73 each)
          • $29.97 1-Pack (29.97 each)
          • $45.40 2-Pack (22.70 each)
          • $64.08 3-Pack (21.36 each)
          • $80.08 4-Pack (20.02 each)
          • $96.40 5-Pack (19.28 each)
          • $114.42 6-Pack (19.07 each)
          • $205.92 12-Pack (17.16 each)
          View Terms and Conditions

          About 13 x 21-1/2 x 4 Air Filter

          • Actual Size: 12 7/8" x 21 1/2" x 3 3/4"
          • Product: P25S.041321H

          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

          • $24.83 1-Pack (24.83 each)
          • $35.06 2-Pack (17.53 each)
          • $48.81 3-Pack (16.27 each)
          • $61.00 4-Pack (15.25 each)
          • $72.45 5-Pack (14.49 each)
          • $83.94 6-Pack (13.99 each)
          • $151.08 12-Pack (12.59 each)
          • $26.82 1-Pack (26.82 each)
          • $39.26 2-Pack (19.63 each)
          • $54.93 3-Pack (18.31 each)
          • $68.64 4-Pack (17.16 each)
          • $81.60 5-Pack (16.32 each)
          • $91.50 6-Pack (15.25 each)
          • $164.76 12-Pack (13.73 each)
          • $29.97 1-Pack (29.97 each)
          • $45.40 2-Pack (22.70 each)
          • $64.08 3-Pack (21.36 each)
          • $80.08 4-Pack (20.02 each)
          • $96.40 5-Pack (19.28 each)
          • $114.42 6-Pack (19.07 each)
          • $205.92 12-Pack (17.16 each)
          View Terms and Conditions