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Water Filters & Air Filters by Tier1

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  • Tier1 D50S.6221H21H 21-1/2 x 21-1/2 x 2 Air Filter (6-pack)

    Tier1 500 Air Filter - 21-1/2 x 21-1/2 x 2 (6-Pack)

    (Retail Price: $74.34 ) $71.99

  • Tier1 P15S.6221H21H 21-1/2 x 21-1/2 x 2 Air Filter (6-pack)

    Tier1 1500 Air Filter - 21-1/2 x 21-1/2 x 2 (6-Pack)

    (Retail Price: $97.34 ) $94.99

  • Tier1 P25S.6221H21H 21-1/2 x 21-1/2 x 2 Air Filter (6-pack)

    Tier1 1900 Air Filter - 21-1/2 x 21-1/2 x 2 (6-Pack)

    (Retail Price: $102.34 ) $99.99

  • Tier1 P85S.6221H21H 21-1/2 x 21-1/2 x 2 Air Filter (6-pack)

    Tier1 600 Air Filter - 21-1/2 x 21-1/2 x 2 (6-Pack)

    (Retail Price: $84.34 ) $81.99

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