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Lennox Air Filters

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  1. DPFL20X21X5M13 Tier1 Replacement Air Filter - 20X21X5 (2-Pack)

    Tier1 brand replacement for Lennox X8790 - 20 x 21 x5 - MERV 13 (2-Pack)

    Fits Lennox Pure Air model number PCO14-23 Learn More
    $68.32 Retail Price:  $80.87

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