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

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Water Filters & Air Filters Brands

Whether you’re looking to replace your inline water filter or trying to find the best air purifiers, we can help you by providing quality filters for less. Discount Filter Store offers the top filter brands, such as PUR, Honeywell, and ZeroWater to help make sure that you have worry-free water. 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 your filter questions from reverse osmosis water filtration systems to air humidifiers, to get you to the product you need.

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Items 1 to 48 of 278 total

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  • Pleatco PA80-4 Replacement Pool and Spa Filter
  • Pleatco PJ100-4 replacement for 42-2941-08-R

    Pleatco PJ100-4 replacement for 42-2941-08-R

    $80.37
    MSRP: $94.73
    Save 15%

    Out of stock

  • BGE-3200 BevGuard Water Filter Cartridge

    BGE-3200 BevGuard Water Filter Cartridge

    $80.39
    MSRP: $102.99
    Save 22%

    Out of stock

  • PAS-1463 Tier1 Replacement Pool and Spa Filter

    Pleatco PSD125 Replacement Pool and Spa Filter

    $80.79
    MSRP: $100.99
    Save 20%

    Out of stock

  • Pleatco PA112-4 Replacement Pool and Spa Filter
  • Pleatco PAST100 Replacement Pool and Spa Filter

    Pleatco PAST100 Pool and Spa Filter Replacement

    $81.00
    MSRP: $95.45
    Save 15%

    Out of stock

  • Pleatco PWWCT75-M Pool and Spa Antimicrobial Replacement Filter
  • Pleatco PXST100-M Replacement Pool and Spa Filter (Antimicrobial)
  • Pleatco PCM88-M4 Replacement Pool and Spa Filter
  • Tier1 brand replacement for CCX1750-RE & 817-0150N

    Tier1 brand replacement for CCX1750-RE & 817-0150N

    $81.99
    MSRP: $114.99
    Save 29%
  • Pleatco PSR70-M4 Replacement Pool and Spa Filter
  • Pleatco PBH-UM100 Replacement Pool and Spa Filter

    Pleatco PBH-UM100 Pool and Spa Filter Replacement

    $82.57
    MSRP: $97.26
    Save 15%

    Out of stock

  • Pleatco PJAN115 replacement for A0558000

    Pleatco PJAN115 replacement for A0558000

    $83.58
    MSRP: $98.42
    Save 15%
  • Pleatco PBH100 Replacement Pool and Spa Filter

    Pleatco PBH100 Pool and Spa Filter Replacement

    $83.63
    MSRP: $98.47
    Save 15%

    Out of stock

  • Pleatco PWWPC150SV Replacement Pool and Spa Filter
  • Pleatco PAP150-4 Replacement Pool and Spa Filter

    Pleatco PAP150-4 Pool and Spa Filter Replacement

    $83.99
    MSRP: $122.26
    Save 31%

    Out of stock

  • Pleatco PWWCT150 Pool and Spa Replacement Filter

    Pleatco PWWCT150 Pool and Spa Replacement Filter

    $83.99
    MSRP: $118.85
    Save 29%

    Out of stock

  • Pleatco PUST120-F2M Replacement Pool and Spa Filter
  • Pleatco PJANCS100-4 replacement for R0462200

    Pleatco PJANCS100-4 replacement for R0462200

    $84.68
    MSRP: $99.68
    Save 15%

    Out of stock

  • Pleatco PSD125-2000 Replacement Pool and Spa Filter

    Pleatco PSD125-2000 Replacement Pool and Spa Filter

    $84.79
    MSRP: $104.99
    Save 19%

    Out of stock

  • Pleatco PA90-4 Replacement Pool and Spa Filter
  • Pleatco PSD125U-M Replacement Pool and Spa Filter
  • RF-9999-6 PUR 3-Stage Mineral Clear Faucet Filter Replacement Cartridge (6-Pack)
  • PAS-1035 Tier1 Replacement Pool and Spa Filter

    Pleatco PA126-M Pool and Spa Antimicrobial Replacement Filter

    $85.99
    MSRP: $118.63
    Save 28%

    Out of stock

  • Pleatco PA131-4 Replacement Pool and Spa Filter
  • Pleatco PXST150-M Replacement Pool and Spa Filter (Antimicrobial)
  • Pleatco PDM120 Replacement Pool and Spa Filter

    Pleatco PDM120 Pool and Spa Filter Replacement

    $86.96
    MSRP: $102.30
    Save 15%

    Out of stock

  • Pleatco PA120-M Replacement Pool and Spa Filter

    Pleatco PA120-M Pool and Spa Antimicrobial Filter Replacement

    $86.99
    MSRP: $123.04
    Save 29%

    Out of stock

  • Pleatco PFAB150 Replacement Pool and Spa Filter

    Pleatco PFAB150 Pool and Spa Filter Replacement

    $87.09
    MSRP: $107.99
    Save 19%

    Out of stock

  • Pleatco PJAN115-M replacement for A0558000 (Antimicrobial)

    Pleatco PJAN115-M replacement for A0558000 (Antimicrobial)

    $87.50
    MSRP: $102.93
    Save 15%

    Out of stock

  • Pleatco PA125-M Replacement Pool and Spa Filter

    Pleatco PA125-M Pool and Spa Antimicrobial Filter Replacement

    $88.99
    MSRP: $110.99
    Save 20%

    Out of stock

  • Peatco PXST125 Replacement Pool and Spa Filter (Upgraded media)
  • BGE-3200S BevGuard Water Filter Cartridge

    BGE-3200S BevGuard Water Filter Cartridge

    $89.69
    MSRP: $113.99
    Save 21%

    Out of stock

  • Pleatco PA125-4 Replacement Pool and Spa Filter
  • Tier1 brand replacement for CX1750-RE, 25230-0175S & 817-0175P
  • Filtrete 600 Dust and Pollen Filter - 20x25x1 (6-Pack)
  • ROM-230TN Pentek Reverse Osmosis Membrane

    ROM-230TN Pentek Reverse Osmosis Membrane

    $80.39
    MSRP: $118.99
    Save 32%
  • TQ56-36FC PuROTwist PuROTwist Reverse Osmosis Membrane

    TQ56-36FC PuROTwist PuROTwist Reverse Osmosis Membrane

    $80.39
    MSRP: $104.99
    Save 23%
  • OM1-S6-S06 OmniFilter Reverse Osmosis Membrane

    OM1-S6-S06 OmniFilter Reverse Osmosis Membrane

    $80.39
    MSRP: $104.99
    Save 23%
  • 7005017 Sub-Zero Microbiological Refrigerator Water Filter
  • DPFR16X25X3M11DBP Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M11DBT Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M11DCR Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M11DDN Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M11DGB Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M11DLX Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M11DPN Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M11DTL Tier1 Replacement Air Filter - 16X25X3 (3-Pack)

Items 1 to 48 of 278 total

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