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
Clear All
Compare

Items 1 to 48 of 317 total

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Set Descending Direction
  • DPFR16X25X3OBDUL Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3OBDWR Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • TIER1_D50S_612436_6_PACK

    TIER1_D50S_612436_6_PACK

    $100.99
    MSRP: $128.51
    Save 21%
  • TIER1_D50S_613036_6_PACK

    TIER1_D50S_613036_6_PACK

    $109.99
    MSRP: $129.80
    Save 15%
  • TIER1_D50S_621836_6_PACK

    TIER1_D50S_621836_6_PACK

    $101.99
    MSRP: $115.63
    Save 12%
  • TIER1_D50S_622036_6_PACK

    TIER1_D50S_622036_6_PACK

    $115.99
  • TIER1_D50S_622228_6_PACK

    TIER1_D50S_622228_6_PACK

    $101.99
    MSRP: $122.07
    Save 16%
  • TIER1_D50S_622436_6_PACK

    TIER1_D50S_622436_6_PACK

    $118.99
    MSRP: $143.97
    Save 17%
  • TIER1_D50S_623030_6_PACK

    TIER1_D50S_623030_6_PACK

    $115.99
    MSRP: $155.56
    Save 25%
  • TIER1_D50S_623036_6_PACK

    TIER1_D50S_623036_6_PACK

    $137.99
    MSRP: $181.32
    Save 24%
  • Tier1 1500 Air Filter - 15x36x1 (6-Pack)

    Tier1 1500 Air Filter - 15x36x1 (6-Pack)

    $125.99
    MSRP: $128.34
    Save 2%
  • Tier1 1500 Air Filter - 16x32x1 (6-Pack)

    16x32x1 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    $125.99
    MSRP: $128.34
    Save 2%
  • Tier1 1500 Air Filter - 20x34x1 (6-Pack)

    Tier1 1500 Air Filter - 20x34x1 (6-Pack)

    $104.99
    MSRP: $107.34
    Save 2%
  • TIER1_P15S_6121D23D_6_PACK

    TIER1_P15S_6121D23D_6_PACK

    $101.99
    MSRP: $102.75
    Save 1%
  • Tier1 1500 Air Filter - 22x28x1 (6-Pack)

    Tier1 1500 Air Filter - 22x28x1 (6-Pack)

    $110.99
    MSRP: $113.34
    Save 2%
  • Tier1 1500 Air Filter - 22x36x1 (6-Pack)

    Tier1 1500 Air Filter - 22x36x1 (6-Pack)

    $117.99
    MSRP: $120.34
    Save 2%
  • Tier1 1500 Air Filter - 24x36x1 (6-Pack)

    24x36x1 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    $119.99
    MSRP: $122.34
    Save 2%
  • Tier1 1500 Air Filter - 30x30x1 (6-Pack)

    30x30x1 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    $112.99
    MSRP: $124.34
    Save 9%
  • Tier1 1500 Air Filter - 30x36x1 (6-Pack)

    Tier1 1500 Air Filter - 30x36x1 (6-Pack)

    $130.99
    MSRP: $133.34
    Save 2%
  • Tier1 1500 Air Filter - 12x36x2 (6-Pack)

    Tier1 1500 Air Filter - 12x36x2 (6-Pack)

    $114.99
    MSRP: $117.34
    Save 2%
  • Tier1 1500 Air Filter - 14x30x2 (6-Pack)

    14x30x2 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    $126.99
    MSRP: $129.34
    Save 2%
  • Tier1 1500 Air Filter - 14x36x2 (6-Pack)

    Tier1 1500 Air Filter - 14x36x2 (6-Pack)

    $114.99
    MSRP: $117.34
    Save 2%
  • Tier1 1500 Air Filter - 15x36x2 (6-Pack)

    Tier1 1500 Air Filter - 15x36x2 (6-Pack)

    $106.99
    MSRP: $109.34
    Save 2%
  • Tier1 1500 Air Filter - 16x36x2 (6-Pack)

    16x36x2 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    $121.99
    MSRP: $124.34
    Save 2%
  • Tier1 1500 Air Filter - 18x36x2 (6-Pack)

    Tier1 1500 Air Filter - 18x36x2 (6-Pack)

    $129.99
    MSRP: $132.34
    Save 2%
  • Tier1 1500 Air Filter - 20x32x2 (6-Pack)

    Tier1 1500 Air Filter - 20x32x2 (6-Pack)

    $109.99
    MSRP: $112.34
    Save 2%
  • Tier1 1500 Air Filter - 20x34x2 (6-Pack)

    Tier1 1500 Air Filter - 20x34x2 (6-Pack)

    $119.99
    MSRP: $122.34
    Save 2%
  • Tier1 1500 Air Filter - 20x36x2 (6-Pack)

    Tier1 1500 Air Filter - 20x36x2 (6-Pack)

    $116.99
    MSRP: $119.34
    Save 2%
  • Tier1 1500 Air Filter - 21x23x2 (6-Pack)

    Tier1 1500 Air Filter - 21x23x2 (6-Pack)

    $103.99
    MSRP: $106.34
    Save 2%
  • TIER1_P15S_6221H23F_6_PACK

    TIER1_P15S_6221H23F_6_PACK

    $105.99
    MSRP: $115.63
    Save 8%
  • TIER1_P15S_6221H23H_6_PACK

    TIER1_P15S_6221H23H_6_PACK

    $105.99
    MSRP: $115.63
    Save 8%
  • Tier1 1500 Air Filter - 22x22x2 (6-Pack)

    Tier1 1500 Air Filter - 22x22x2 (6-Pack)

    $105.99
    MSRP: $108.34
    Save 2%
  • Tier1 1500 Air Filter - 22x28x2 (6-Pack)

    Tier1 1500 Air Filter - 22x28x2 (6-Pack)

    $121.99
    MSRP: $124.34
    Save 2%
  • Tier1 1500 Air Filter - 22x36x2 (6-Pack)

    Tier1 1500 Air Filter - 22x36x2 (6-Pack)

    $124.99
    MSRP: $127.34
    Save 2%
  • Tier1 1500 Air Filter - 24x28x2 (6-Pack)

    Tier1 1500 Air Filter - 24x28x2 (6-Pack)

    $103.99
    MSRP: $106.34
    Save 2%
  • Tier1 1500 Air Filter - 24x36x2 (6-Pack)

    Tier1 1500 Air Filter - 24x36x2 (6-Pack)

    $138.99
    MSRP: $141.34
    Save 2%
  • Tier1 1500 Air Filter - 25x25x2 (6-Pack)

    Tier1 1500 Air Filter - 25x25x2 (6-Pack)

    $124.99
    MSRP: $127.34
    Save 2%
  • Tier1 1500 Air Filter - 30x30x2 (6-Pack)

    Tier1 1500 Air Filter - 30x30x2 (6-Pack)

    $142.99
    MSRP: $145.34
    Save 2%
  • Tier1 1500 Air Filter - 30x36x2 (6-Pack)

    30x36x2 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    $157.99
    MSRP: $160.34
    Save 1%

Items 1 to 48 of 317 total

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