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Furnace Filters

Breathe easy for less with air filters from Tier1 from DiscountFilterStore.com. Tier1 is serious about healthy indoor air and is committed to ensuring that every Tier1 air filter is the highest quality aftermarket filter available. Tier1 air filters are replacement models for top brands like Filtrete, Honeywell, and Lennox but cost a fraction of the price. Made with strict quality standards, every Tier1 filter is thoroughly inspected and rigorously tested to ensure you the best possible product. Guaranteed to fit correctly and perform like the brand names, Tier1 air filters ensure clean air at a great value. Free shipping available for orders over $39.
DFS Category Spec Banner - Furnace Filters

56 Products found

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  1. 3M Filtrete 600 Dust & Pollen Air Filter (16x24x1)

    3M Filtrete 600 Dust & Pollen Air Filter (16x24x1) - 6 Pack

    Price $129.54 List Price Price $203.94 Save 36%
    Free Shipping
  2. Aprilaire 513 Air Purifier Replacement Filter

    Aprilaire 513 Air Purifier Replacement Filter

    Price $95.99 List Price Price $136.99 Save 29%
    Free Shipping
  3. Filtrete 2200 Elite Allergen Filter - 20x20x1 (6-Pack)

    Filtrete 2200 Elite Allergen Healthy Living Filter - 20x20x1 (6-Pack)

    Price $236.99 List Price Price $338.99 Save 30%
    Free Shipping
  4. Aprilaire 210 Air Purifier Replacement Filter

    Aprilaire 210 Air Purifier Replacement Filter

    Price $85.99 List Price Price $122.99 Save 30%
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  5. FAPF03-6 Filtrete Ultra Clean Air Purifier Replacement Filter (6-Pack)

    FAPF03-6 Filtrete Ultra Clean Air Purifier Replacement Filter (6-Pack)

    Price $188.94 List Price Price $299.94 Save 37%
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  6. DPFPCC0021DBP Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for BDP - 19 x 20 x 4-1/4 - MERV 8 (2-Pack)

    Price $65.99 List Price Price $93.99 Save 29%
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  7. DPFPCC0021DBT Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for Bryant FILBBFNC0021 - 19 x 20 x 4-1/4 - MERV 8 (2-Pack)

    Price $65.99 List Price Price $93.99 Save 29%
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  8. DPFPCC0021DDN Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for Day & Night - 19 x 20 x 4-1/4 - MERV 8 (2-Pack)

    Price $65.99 List Price Price $93.99 Save 29%
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  9. DPFPCC0021DPN Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for Payne - 19 x 20 x 4-1/4 - MERV 8 (2-Pack)

    Price $65.99 List Price Price $93.99 Save 29%
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  10. DPFPCC0021DTL Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for Totaline - 19 x 20 x 4-1/4 - MERV 8 (2-Pack)

    Price $65.99 List Price Price $93.99 Save 29%
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  11. DPFPCC0021M11 Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for Carrier FILCCFNC0021 - 19 x 20 x 4-1/4 - MERV 11 (2-Pack)

    Price $69.99 List Price Price $99.99 Save 30%
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  12. DPFPCC0021M11DBP Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for BDP - 19 x 20 x 4-1/4 - MERV 11 (2-Pack)

    Price $69.99 List Price Price $99.99 Save 30%
    Free Shipping

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