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Water Filters & Air Filters by Tier1

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  • Tier1 P15S.6416D21H 16-1/4 x 21-1/2 x 4 Air Filter (6-pack)

    Tier1 1500 Air Filter - 16-1/4 x 21-1/2 x 4 (6-Pack)

    (Retail Price: $132.34 ) $129.99

  • Tier1 P25S.6416D21H 16-1/4 x 21-1/2 x 4 Air Filter (6-pack)

    Tier1 1900 Air Filter - 16-1/4 x 21-1/2 x 4 (6-Pack)

    (Retail Price: $156.34 ) $153.99

  • Tier1 P85S.6416D21H 16-1/4 x 21-1/2 x 4 Air Filter (6-pack)

    Tier1 600 Air Filter - 16-1/4 x 21-1/2 x 4 (6-Pack)

    (Retail Price: $115.34 ) $112.99

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