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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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Items 1 to 25 of 109 total

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  1. 3M Filtrete 600 Dust & Pollen Air Filter (18x30x1)

    3M Filtrete 600 Dust & Pollen Air Filter (18x30x1)

    1 inch filters, MERV Rating = 8 Learn More

    (Retail Price: $111.54 ) $74.99

  2. 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
  3. 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
  4. 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
  5. DPFR20X25X5OBDAK Tier1 Replacement Air Filter - 20X25X5 (2-Pack)
  6. DPFR20X25X5OBDAR Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Armstrong - 20 x 25 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits Armstrong air cleaner models AE20A-1, AMC20A-1 and ABS20A-1 Learn More
  7. DPFR20X25X5OBDBP Tier1 Replacement Air Filter - 20X25X5 (2-Pack)
  8. DPFR20X25X5OBDBT Tier1 Replacement Air Filter - 20X25X5 (2-Pack)
  9. DPFR20X25X5OBDCR Tier1 Replacement Air Filter - 20X25X5 (2-Pack)
  10. DPFR20X25X5OBDDN Tier1 Replacement Air Filter - 20X25X5 (2-Pack)
  11. DPFR20X25X5OBDGL Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for GeneralAire 14201 & 5FM2025 / 4501 - 20 x 25 x 5 - Carbon Filter Upgrade (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
  12. DPFR20X25X5OBDLX Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Lennox X1152 - 20 x 25 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits Lennox Healthy Climate model numbers BMAX-20C, BMAX-20CE, 2000, 3152, MAC-10 Learn More
  13. DPFR20X25X5OBDPN Tier1 Replacement Air Filter - 20X25X5 (2-Pack)
  14. DPFR20X25X5OBDPU Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Purolator - 20 x 25 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits air cleaner systems that use 20 x 25 x 5 filters Learn More
  15. DPFR20X25X5OBDSL Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Skuttle #000-0448-002 - 20 x 25 x 5 - Carbon Filter Upgrade (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
  16. DPFR20X25X5OBDTL Tier1 Replacement Air Filter - 20X25X5 (2-Pack)
  17. DPFR20X25X5OBDUL Tier1 Replacement Air Filter - 20X25X5 (2-Pack)
  18. 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)

    Fits air cleaner models FNCCAB-0021, Bryant FNCCABBB0021 and Carrier FNCCABCC0021 Learn More
    $76.12 Retail Price:  $89.84
  19. DPFR16X25X3DCR Tier1 Replacement Air Filter - 16X25X3 (3-Pack)

    Tier1 brand replacement for Carrier KEAFL0106012 - 16 x 25 x 3 - MERV 8 (3-Pack)

    Fits air cleaner models Carrier MACAXCCCX012, GeneralAire MiniMac MAC1200/14031, Totaline P101-MF12, Trion Mini Cub and Ultravation 90-005 Learn More
    $73.85 Retail Price:  $87.23
  20. DPFR16X25X3DDN Tier1 Replacement Air Filter - 16X25X3 (3-Pack)

    Tier1 brand replacement for Day & Night - 16 x 25 x 3 - MERV 8 (3-Pack)

    Fits air cleaner models Carrier MACAXCCCX012, GeneralAire MiniMac MAC1200/14031, Totaline P101-MF12, Trion Mini Cub and Ultravation 90-005 Learn More
    $73.85 Retail Price:  $87.23
  21. DPFR16X25X3DGB Tier1 Replacement Air Filter - 16X25X3 (3-Pack)

    Tier1 brand replacement for Goodman - 16 x 25 x 3 - MERV 8 (3-Pack)

    Fits air cleaner models Carrier MACAXCCCX012, GeneralAire MiniMac MAC1200/14031, Totaline P101-MF12, Trion Mini Cub and Ultravation 90-005 Learn More
    $73.85 Retail Price:  $87.23
  22. DPFR16X25X3DGL Tier1 Replacement Air Filter - 16X25X3 (3-Pack)

    Tier1 brand replacement for GeneralAire 14164 & 3FM1625 / 4521 - 16 x 25 x 3 - MERV 8 (3-Pack)

    Fits air cleaner models Carrier MACAXCCCX012, GeneralAire MiniMac MAC1200/14031, Totaline P101-MF12, Trion Mini Cub and Ultravation 90-005 Learn More
    $70.56 Retail Price:  $83.44
  23. DPFR16X25X3DLX Tier1 Replacement Air Filter - 16X25X3 (3-Pack)

    Tier1 brand replacement for Lennox X0581 - 16 x 25 x 3 - MERV 8 (3-Pack)

    Fits Lennox Healthy Climate model number BMAC-12C and P101-MF12 Learn More
    $73.85 Retail Price:  $87.23
  24. DPFR16X25X3DPN Tier1 Replacement Air Filter - 16X25X3 (3-Pack)

    Tier1 brand replacement for Payne - 16 x 25 x 3 - MERV 8 (3-Pack)

    Fits air cleaner models Carrier MACAXCCCX012, GeneralAire MiniMac MAC1200/14031, Totaline P101-MF12, Trion Mini Cub and Ultravation 90-005 Learn More
    $73.85 Retail Price:  $87.23
  25. DPFR16X25X3DTL Tier1 Replacement Air Filter - 16X25X3 (3-Pack)

    Tier1 brand replacement for Totaline P101-1625 & P101-1625A - 16 x 25 x 3 - MERV 8 (3-Pack)

    Fits air cleaner models Carrier MACAXCCCX012, GeneralAire MiniMac MAC1200/14031, Totaline P101-MF12, Trion Mini Cub and Ultravation 90-005 Learn More
    $73.85 Retail Price:  $87.23

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