Discount Water Filters and Air Filters at Discount Filter Store.com

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Tier1 Air Filters for Furnaces, Air Conditioners & Air Cleaners

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.
Tier1 Air Filter Selection Guide

Select your filter size

Value

Tier 1 MERV 6 Spun Filament Filter


Good

Tier 1 MERV 8 Pleated Filter




Better

Tier 1 MERV 11 Pleated Filter




Best

Tier 1 MERV 13 Pleated Filter






Microparticle Rating 500 600 1500 1900
MERV Rating 6 8 11 13
Cost (16x25x1) $5-6 $6-7 $8-9 $10-11
Life 1 months 3 months 3 months 3 months
Material Fiberglass Pleated Pleated Pleated
Dust DFS Compare Check DFS Compare Check DFS Compare Check DFS Compare Check
Pollen DFS Compare Check DFS Compare Check DFS Compare Check DFS Compare Check
Mold Spores DFS Compare Check DFS Compare Check DFS Compare Check DFS Compare Check
Lint DFS Compare Check DFS Compare Check DFS Compare Check DFS Compare Check
Pet Dander DFS Compare Check DFS Compare Check DFS Compare Check DFS Compare Check
Dust Mite Debris DFS Compare Check DFS Compare Check DFS Compare Check DFS Compare Check
Tobacco Smoke DFS Compare Check DFS Compare Check
Smoke DFS Compare Check DFS Compare Check
Smog DFS Compare Check DFS Compare Check
Bacteria DFS Compare Check
Viruses DFS Compare Check
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Items 1 to 25 of 1568 total

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  1. Tier1 1500 Air Filter - 20x20x1 (6-Pack)

    20x20x1 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    (Retail Price: $149.99 ) $52.99

  2. DPFI16X20X4 Tier1 Replacement Air Filter - 16X20X4 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR1000M-100 - 16 x 20 x 4 - MERV 8 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000M and ACM1000M Learn More
    $34.16 MSRP:  $41.58
  3. DPFI16X20X4M11 Tier1 Replacement Air Filter - 16X20X4 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR1000M-100 - 16 x 20 x 4 - MERV 11 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000M and ACM1000M Learn More
    $35.28 MSRP:  $42.87
  4. DPFI16X20X4M13 Tier1 Replacement Air Filter - 16X20X4 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR1000M-100 - 16 x 20 x 4 - MERV 13 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000M and ACM1000M Learn More
    $40.32 MSRP:  $48.67
  5. DPFI16X20X4OB Tier1 Replacement Air Filter - 16X20X4 (2-Pack)
  6. DPFI16X21X5 Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR1000-100 - 16 x 21 x 5 - MERV 8 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $54.87 MSRP:  $65.40
  7. DPFI16X21X5DCM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Comfort Plus - 16 x 21 x 5 - MERV 8 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $54.87 MSRP:  $65.40
  8. DPFI16X21X5DEA Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Electro Air - 16 x 21 x 5 - MERV 8 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $54.87 MSRP:  $65.40
  9. DPFI16X21X5DEM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Emerson - 16 x 21 x 5 - MERV 8 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $54.87 MSRP:  $65.40
  10. DPFI16X21X5M11 Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR1000-100 - 16 x 21 x 5 - MERV 11 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $60.47 MSRP:  $71.84
  11. DPFI16X21X5M11DCM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Comfort Plus - 16 x 21 x 5 - MERV 11 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $60.47 MSRP:  $71.84
  12. DPFI16X21X5M11DEA Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Electro Air - 16 x 21 x 5 - MERV 11 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $60.47 MSRP:  $71.84
  13. DPFI16X21X5M11DEM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Emerson - 16 x 21 x 5 - MERV 11 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $60.47 MSRP:  $71.84
  14. DPFI16X21X5M13 Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR1000-100 - 16 x 21 x 5 - MERV 13 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $70.55 MSRP:  $83.43
  15. DPFI16X21X5M13DCM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Comfort Plus - 16 x 21 x 5 - MERV 13 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $70.55 MSRP:  $83.43
  16. DPFI16X21X5M13DEA Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Electro Air - 16 x 21 x 5 - MERV 13 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $70.55 MSRP:  $83.43
  17. DPFI16X21X5M13DEM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Emerson - 16 x 21 x 5 - MERV 13 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $70.55 MSRP:  $83.43
  18. DPFI16X21X5OB Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR1000-100 - 16 x 21 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
  19. DPFI16X21X5OBDCM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Comfort Plus - 16 x 21 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
  20. DPFI16X21X5OBDEA Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Electro Air - 16 x 21 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
  21. DPFI16X21X5OBDEM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Emerson - 16 x 21 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
  22. DPFI16X25X4 Tier1 Replacement Air Filter - 16X25X4 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR1400M-100 - 16 x 25 x 4 - MERV 8 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1400M and ACM1400M Learn More
    $38.07 MSRP:  $46.08
  23. DPFI16X25X4M11 Tier1 Replacement Air Filter - 16X25X4 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR1400M-100 - 16 x 25 x 4 - MERV 11 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1400M and ACM1400M Learn More
    $40.31 MSRP:  $48.66
  24. DPFI16X25X4M13 Tier1 Replacement Air Filter - 16X25X4 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR1400M-100 - 16 x 25 x 4 - MERV 13 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1400M and ACM1400M Learn More
    $40.32 MSRP:  $47.99
  25. DPFI16X25X4OB Tier1 Replacement Air Filter - 16X25X4 (2-Pack)

Items 1 to 25 of 1568 total

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