21-1/2 x 36-1/2 x 1 Air Filter

  • MERV 8

    Pleated
      3-10 Microns
    • 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.
          • $29.29 1-Pack (29.29 each)
          • $45.58 2-Pack (22.79 each)
          • $62.52 3-Pack (20.84 each)
          • $79.96 4-Pack (19.99 each)
          • $95.05 5-Pack (19.01 each)
          • $108.66 6-Pack (18.11 each)
          • $195.72 12-Pack (16.31 each)
          • $30.83 1-Pack (30.83 each)
          • $47.96 2-Pack (23.98 each)
          • $65.82 3-Pack (21.94 each)
          • $84.20 4-Pack (21.05 each)
          • $100.05 5-Pack (20.01 each)
          • $114.42 6-Pack (19.07 each)
          • $205.92 12-Pack (17.16 each)
          • $34.54 1-Pack (34.54 each)
          • $56.20 2-Pack (28.10 each)
          • $82.29 3-Pack (27.43 each)
          • $105.76 4-Pack (26.44 each)
          • $125.60 5-Pack (25.12 each)
          • $144.90 6-Pack (24.15 each)
          • $260.88 12-Pack (21.74 each)
          View Terms and Conditions

          About 21-1/2 x 36-1/2 x 1 Air Filter

          • Actual Size: 21 1/2" x 36 1/2" x 1"
          • Product: P25S.0121H36H

          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

          • $29.29 1-Pack (29.29 each)
          • $45.58 2-Pack (22.79 each)
          • $62.52 3-Pack (20.84 each)
          • $79.96 4-Pack (19.99 each)
          • $95.05 5-Pack (19.01 each)
          • $108.66 6-Pack (18.11 each)
          • $195.72 12-Pack (16.31 each)
          • $30.83 1-Pack (30.83 each)
          • $47.96 2-Pack (23.98 each)
          • $65.82 3-Pack (21.94 each)
          • $84.20 4-Pack (21.05 each)
          • $100.05 5-Pack (20.01 each)
          • $114.42 6-Pack (19.07 each)
          • $205.92 12-Pack (17.16 each)
          • $34.54 1-Pack (34.54 each)
          • $56.20 2-Pack (28.10 each)
          • $82.29 3-Pack (27.43 each)
          • $105.76 4-Pack (26.44 each)
          • $125.60 5-Pack (25.12 each)
          • $144.90 6-Pack (24.15 each)
          • $260.88 12-Pack (21.74 each)
          View Terms and Conditions