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Furnace & Air Conditioner Filters

Tier1 water filters are built to deliver maximum performance, at an affordable price. Our Tier1 brand refrigerator water filters are comparable to the OEM models, including the brands Amana, GE, Kenmore, KitchenAid, LG, Maytag, Whirlpool and more. The Tier1 replacement water filters will significantly reduce chlorine, dirt and sediment just like the OEM brands. Buy a Tier1 refrigerator water filter and ensure you serve only the cleanest water, and pay only the best price. Buy a Tier1 refrigerator water filter and ensure you serve only the cleanest water, and pay only the best price. For more Tier1 products and filters click here.


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  1. Aprilaire 513 Air Purifier Replacement Filter

    Aprilaire 513 Air Purifier Replacement Filter

    Fits Aprilaire air cleaner model 1510 Learn More
    $84.49 MSRP:  $104.99
  2. Aprilaire 510 Air Purifier Replacement Filter

    Aprilaire 510 Air Purifier Replacement Filter

    Fits Aprilaire air cleaner model 1510 Learn More
    $65.39 MSRP:  $83.99
  3. Aprilaire 210 Air Purifier Replacement Filter

    Aprilaire 210 Air Purifier Replacement Filter

    Fits Aprilaire air cleaner models 1210, 2210, 3210, and 4200 Learn More
    $52.99
  4. Aprilaire 410 Air Purifier Replacement Filter

    Aprilaire 410 Air Purifier Replacement Filter

    Fits Aprilaire air cleaner models 1410, 2410, 3410, and 4400 Learn More

    As Low As $49.00 Per Filter

  5. Aprilaire 210 Air Purifier Replacement Filter by Tier1

    Aprilaire 210 Air Purifier Replacement Filter by Tier1

    Fits Aprilaire air cleaner models 1210, 2210, 3210, and 4200 Learn More

    As Low As $24.00 Per Filter

  6. DPFS16X28X6 Tier1 Replacement Air Filter - 16X28X6 (2-Pack)

    Tier1 brand replacement for Aprilaire #401 - 16 x 28 x 6 - MERV 8 (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
    $58.99 MSRP:  $62.79
  7. DPFS16X28X6M11 Tier1 Replacement Air Filter - 16X28X6 (2-Pack)

    Tier1 brand replacement for Aprilaire #401 - 16 x 28 x 6 - MERV 11 (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
    $63.99 MSRP:  $69.28
  8. Aprilaire 401 16 x 28 x 6 MERV 13 Comparable Air Filter by Tier1 (2-Pack)

    Aprilaire 401 16 x 28 x 6 MERV 13 Comparable Air Filter by Tier1 (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
    $75.99 MSRP:  $84.69
  9. DPFS16X28X6OB Tier1 Replacement Air Filter - 16X28X6 (2-Pack)

    Tier1 brand replacement for Aprilaire #401 - 16 x 28 x 6 - Carbon Filter Upgrade (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
  10. DPFS20X2525X350 Tier1 Replacement Air Filter - 20x25.25x3.5 (2-Pack)

    Tier1 brand replacement for Aprilaire #102 - 20 x 25.25 x 3.5 - MERV 8 (2-Pack)

    Fits Aprilaire/Space-Gard Model No. 2120 (Part #102) Learn More
    $52.63 MSRP:  $62.82
  11. DPFS20X2525X350M11 Tier1 Replacement Air Filter - 20x25.25x3.5 (2-Pack)

    Tier1 brand replacement for Aprilaire #102 - 20 x 25.25 x 3.5 - MERV 11 (2-Pack)

    Fits Aprilaire/Space-Gard Model No. 2120 (Part #102) Learn More
    $59.99 MSRP:  $71.29
  12. 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 MSRP:  $81.59
  13. DPFS20X2525X350OB Tier1 Replacement Air Filter - 20x25.25x3.5 (2-Pack)
  14. DPFS20X25X6 Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for Aprilaire #201 - 20 x 25 x 6 - MERV 8 (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2200 and 2250 Learn More
    $60.99 MSRP:  $63.56
  15. DPFS20X25X6M11 Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for Aprilaire #201 - 20 x 25 x 6 - MERV 11 (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2200 and 2250 Learn More
    $67.99 MSRP:  $71.29
  16. DPFS20X25X6M13 Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for Aprilaire #201 - 20 x 25 x 6 - MERV 13 (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2200 and 2250 Learn More
    $83.99
  17. DPFS20X25X6OB Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for Aprilaire #201 - 20 x 25 x 6 - Carbon Filter Upgrade (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2200 and 2250 Learn More
    $82.84 MSRP:  $97.57

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