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Furnace Air Filter Replacements

Air filters and furnace air filters help keep your air clean and reduce dust and pollen in your air.

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  1. Tier1 1500 Air Filter - 13 x 21-1/2 x 1 (6-Pack)
    Tier1 1500 Air Filter - 13 x 21-1/2 x 1 (6-Pack)

    Tier1 13 x 21-1/2 x 1 MERV 11 - 6 Pack Air Filters (P15S-611321H)

    Price $100.99 List Price Price $143.99 Save 29%
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  1. Advertised Size (in) 13 x 21-1/2 x 1
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