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

When we protect your filter purchase with our No Worries Guarantee, we mean it!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

Whole House Air Filters

Whole House Air Filters by DiscountFilterStore.com
Clear All
Compare

16 Item(s)

Grid  List 

Set Descending Direction
  • TIER1-DPFI16X21X5

    TIER1-DPFI16X21X5

    $54.87
    MSRP: $65.40
    Save 16%
  • TIER1-DPFI16X21X5DCM

    TIER1-DPFI16X21X5DCM

    $54.87
    MSRP: $65.40
    Save 16%
  • TIER1-DPFI16X21X5DEA

    TIER1-DPFI16X21X5DEA

    $54.87
    MSRP: $65.40
    Save 16%
  • TIER1-DPFI16X21X5DEM

    TIER1-DPFI16X21X5DEM

    $54.87
    MSRP: $65.40
    Save 16%
  • TIER1-DPFI16X21X5M11

    TIER1-DPFI16X21X5M11

    $60.47
    MSRP: $71.84
    Save 16%
  • TIER1-DPFI16X21X5M11DCM

    TIER1-DPFI16X21X5M11DCM

    $60.47
    MSRP: $71.84
    Save 16%
  • TIER1-DPFI16X21X5M11DEA

    TIER1-DPFI16X21X5M11DEA

    $60.47
    MSRP: $71.84
    Save 16%
  • TIER1-DPFI16X21X5M11DEM

    TIER1-DPFI16X21X5M11DEM

    $60.47
    MSRP: $71.84
    Save 16%
  • TIER1-DPFI16X21X5M13

    TIER1-DPFI16X21X5M13

    $70.55
    MSRP: $83.43
    Save 15%
  • TIER1-DPFI16X21X5M13DCM

    TIER1-DPFI16X21X5M13DCM

    $70.55
    MSRP: $83.43
    Save 15%
  • TIER1-DPFI16X21X5M13DEA

    TIER1-DPFI16X21X5M13DEA

    $70.55
    MSRP: $83.43
    Save 15%
  • TIER1-DPFI16X21X5M13DEM

    TIER1-DPFI16X21X5M13DEM

    $70.55
    MSRP: $83.43
    Save 15%

16 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top