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Air Conditioner & Furnace Air Filters By Brand

Whether you’re looking for one air conditioner/ furnace filter to replace your old dirty one or to stock up on furnace air filters, Discount Filter Store can help, by providing you with more, for less.  We offer air conditioner filters from some of the industry’s top manufacturers including 3M Filtrete, Bryant, Aprilaire, Honeywell, and more.

Not sure which filter is right for your home?  Our helpful experts are also here to make sure you find the filter you need. Give us a call at 1-800-277-3458, and we’ll answer all your air filter questions.

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  1. DPFR20X25X5M13DAK Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    20x25x5 DPP52025 Air Kontrol Air Filter MERV 13: Comparable Tier1 Replacement (2-Pack)

    2-pack of air filters that fit into the Air Kontrol Dust Patroller DP2000 air cleaner Learn More
    $67.16 Retail Price:  $79.53
  2. DPFR20X25X5M13DAR Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Armstrong - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits Armstrong air cleaner models AE20A-1, AMC20A-1 and ABS20A-1 Learn More
    $67.16 Retail Price:  $79.53
  3. DPFR20X25X5M13DBP Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for BDP - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits air cleaner models Totaline P101-MF20 Learn More
    $67.16 Retail Price:  $79.53
  4. DPFR20X25X5M13DBT Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Bryant - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits air cleaner models Totaline P101-MF20 Learn More
    $67.16 Retail Price:  $79.53
  5. DPFR20X25X5M13DCR Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Carrier - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits air cleaner models Totaline P101-MF20 Learn More
    $67.16 Retail Price:  $79.53
  6. DPFR20X25X5M13DDN Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Day & Night - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits air cleaner models Totaline P101-MF20 Learn More
    $67.16 Retail Price:  $79.53
  7. DPFR20X25X5M13DGL Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for GeneralAire 14201 & 5FM2025 / 4501 - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits air cleaner models GeneralAire Mega-MAC MAC2000/14001, Trion / Air Bear Supreme 2000, Skuttle DB-25-20 and Ultravation 90-007 Learn More
    $67.16 Retail Price:  $79.53
  8. DPFR20X25X5M13DLX Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Lennox X1152 - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits Lennox Healthy Climate model numbers BMAX-20C, BMAX-20CE, 2000, 3152, MAC-10 Learn More
    $67.16 Retail Price:  $79.53
  9. DPFR20X25X5M13DPN Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Payne - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits air cleaner models Totaline P101-MF20 Learn More
    $67.16 Retail Price:  $79.53
  10. DPFR20X25X5M13DPU Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Purolator - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits air cleaner systems that use 20 x 25 x 5 filters Learn More
    $67.16 Retail Price:  $79.53
  11. DPFR20X25X5M13DSL Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Skuttle #000-0448-002 - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits air cleaners GeneralAire Mega-MAC MAC2000/14001, Trion / Air Bear Supreme 2000, Skuttle DB-25-20 and Ultravation 90-007 Learn More
    $67.16 Retail Price:  $79.53
  12. DPFS16X28X6M13 Tier1 Replacement Air Filter - 16X28X6 (2-Pack)

    Tier1 brand replacement for Aprilaire #401 - 16 x 28 x 6 - MERV 13 (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2400, Honeywell F100F2002, F100F1012, F100B1016, F150E1026, F200E1029, Lennox BMAC-14C, Trion 455602-119, White-Rodgers ACB1400, ACM1400, ACM1400U and FR1400-401 Learn More
    $71.64 Retail Price:  $84.69
  13. DPFS16X28X6M13DLX Tier1 Replacement Air Filter - 16X28X6 (2-Pack)

    Tier1 brand replacement for Lennox X5425 - 16 x 28 x 6 - MERV 13 (2-Pack)

    Fits Lennox and Healthy Climate model number PMAC12-C Learn More
    $71.64 Retail Price:  $84.69
  14. DPFS16X28X6M13DWR Tier1 Replacement Air Filter - 16X28X6 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR1400-401 - 16 x 28 x 6 - MERV 13 (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2400, Honeywell F100F2002, F100F1012, F100B1016, F150E1026, F200E1029, Lennox BMAC-14C, Trion 455602-119, White-Rodgers ACB1400, ACM1400, ACM1400U and FR1400-401 Learn More
    $71.64 Retail Price:  $84.69
  15. DPFS20X2525X350M13 Tier1 Replacement Air Filter - 20x25.25x3.5 (2-Pack)

    Tier1 brand replacement for Aprilaire #102 - 20 x 25.25 x 3.5 - MERV 13 (2-Pack)

    Fits Aprilaire/Space-Gard Model No. 2120 (Part #102) Learn More
    $68.95 Retail Price:  $81.59
  16. DPFR20X25X5M13DTL Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Totaline P101-2025 & P101-2025A - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits Totaline air cleaner model P101-MF20 Learn More
    $67.16 Retail Price:  $79.53
  17. DPFR20X25X5M13DUL Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Ultravation #91-006 - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits various air cleaner models made by Ultravation Learn More
    $67.16 Retail Price:  $79.53
  18. DPFPCC0021M13 Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for Carrier FILCCFNC0021 - 19 x 20 x 4-1/4 - MERV 13 (2-Pack)

    Fits air cleaner models FNCCAB-0021, Bryant FNCCABBB0021 and Carrier FNCCABCC0021 Learn More
    $85.08 Retail Price:  $100.14
  19. DPFPCC0021M13DBP Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for BDP - 19 x 20 x 4-1/4 - MERV 13 (2-Pack)

    Fits air cleaner models FNCCAB-0021, Bryant FNCCABBB0021 and Carrier FNCCABCC0021 Learn More
    $85.08 Retail Price:  $100.14
  20. DPFPCC0021M13DBT Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for Bryant FILBBFNC0021 - 19 x 20 x 4-1/4 - MERV 13 (2-Pack)

    Fits air cleaner models FNCCAB-0021, Bryant FNCCABBB0021 and Carrier FNCCABCC0021 Learn More
    $85.08 Retail Price:  $100.14
  21. DPFPCC0021M13DDN Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for Day & Night - 19 x 20 x 4-1/4 - MERV 13 (2-Pack)

    Fits air cleaner models FNCCAB-0021, Bryant FNCCABBB0021 and Carrier FNCCABCC0021 Learn More
    $85.08 Retail Price:  $100.14
  22. DPFPCC0021M13DPN Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for Payne - 19 x 20 x 4-1/4 - MERV 13 (2-Pack)

    Fits air cleaner models FNCCAB-0021, Bryant FNCCABBB0021 and Carrier FNCCABCC0021 Learn More
    $85.08 Retail Price:  $100.14
  23. DPFPCC0021M13DTL Tier1 Replacement Air Filter - 19x20x4.25 (2-Pack)

    Tier1 brand replacement for Totaline - 19 x 20 x 4-1/4 - MERV 13 (2-Pack)

    Fits air cleaner models FNCCAB-0021, Bryant FNCCABBB0021 and Carrier FNCCABCC0021 Learn More
    $85.08 Retail Price:  $100.14
  24. DPFR16X25X5M13DGL Tier1 Replacement Air Filter - 16X25X5 (2-Pack)

    Tier1 brand replacement for GeneralAire 14161 & 5FM1625 / 4511 - 16 x 25 x 5 - MERV 13 (2-Pack)

    Fits air cleaner models GeneralAire Mighty-MAC MAC1400/14021, Skuttle DB-25-16, Trion / Air Bear Supreme 1400, Ultravation 90-006 and 90-031 Learn More
    $65.59 Retail Price:  $77.73
  25. DPFR16X25X5M13DSL Tier1 Replacement Air Filter - 16X25X5 (2-Pack)

    Tier1 brand replacement for Skuttle #000-0448-001 - 16 x 25 x 5 - MERV 13 (2-Pack)

    Fits air cleaners GeneralAire Mighty-MAC MAC1400/14021, Trion / Air Bear Supreme 1400, Skuttle DB-25-16, Ultravation 90-006 and 90-031 Learn More
    $65.59 Retail Price:  $77.73

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