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 535 total

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  • ECP1-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1
  • TIER1-P-250

    TIER1-P-250

    $21.99
    MSRP: $41.99
    Save 48%
  • D-250A Culligan Comparable Under Sink Water Filter Set by Tier1
  • P-250 Pentek Comparable Under Sink Water Filter Set by Tier1
  • FXSVC GE SmartWater Comparable Undersink Filter Set by Tier1

    FXSVC GE SmartWater Comparable Undersink Filter Set by Tier1

    $21.99 MSRP: $41.99
    Save 48%
  • DBC-10EX2 Pentek Comparable Water Filter Cartridge Replacement by Tier1
  • PENTEK-655148-43

    PENTEK-655148-43

    $23.99
    MSRP: $30.99
    Save 23%
  • CR1-20 KX MatrikX Comparable Whole House Carbon Water Filter by Tier1
  • CHLORPLUS-20 Pentek Comparable Whole House Carbon Water Filter by Tier1
  • OB03 Brita Comparable Pitcher Replacement Cartridges by Tier1 (6-Pack)
  • 150240 Pentek 10-inch Big Blue Housing

    150240 Pentek 10-inch Big Blue Housing

    $29.99
    MSRP: $42.00
    Save 29%
  • K5515-JJ Omnipure Inline Water Filter Replacement by Tier1

    K5515-JJ Omnipure Inline Water Filter Replacement by Tier1

    $29.99 MSRP: $49.99
    Save 40%
  • TS-500 Culligan Inline Water Filter Replacement by Tier1

    TS-500 Culligan Inline Water Filter Replacement by Tier1

    $29.99 MSRP: $49.99
    Save 40%
  • PLEATCO-PLW25-4

    PLEATCO-PLW25-4

    $20.02
    MSRP: $25.32
    Save 21%
  • PLEATCO-PSANT20P4

    PLEATCO-PSANT20P4

    $20.09
    MSRP: $24.66
    Save 19%
  • PLEATCO-PWW25L

    PLEATCO-PWW25L

    $20.89
    MSRP: $23.51
    Save 11%
  • PLEATCO-PLW25P-4

    PLEATCO-PLW25P-4

    $20.97
    MSRP: $26.42
    Save 21%
  • TIER1-PAS-1458

    TIER1-PAS-1458

  • TIER1-PAS-1561

    TIER1-PAS-1561

    $20.99
    MSRP: $29.73
    Save 29%
  • PLEATCO-PWW25P3

    PLEATCO-PWW25P3

    $20.99
    MSRP: $24.89
    Save 16%
  • TIER1-PAS-1617

    TIER1-PAS-1617

    $20.99
    MSRP: $34.27
    Save 39%
  • PLEATCO-PPS750

    PLEATCO-PPS750

    $20.99
    MSRP: $26.44
    Save 21%
  • PCC212 Pentek Replacement Filter Cartridge

    PCC212 Pentek Replacement Filter Cartridge

    $20.99 MSRP: $22.41
    Save 6%
  • Home Revolution Brand Replacement 104132 Compare to XHF80 Shark Filter (alternate)
  • Home Revolution Brand Replacement 104159 Compare to XFH500 Shark Filter (alternate)
  • 30025 New Wave Enviro Barrier Eco Pitcher System
  • PLEATCO-PVT20

    PLEATCO-PVT20

    $21.09
    MSRP: $25.77
    Save 18%
  • PLEATCO-POX25-IN

    PLEATCO-POX25-IN

    $21.13
    MSRP: $26.60
    Save 21%
  • PLEATCO-PWW10-JH-M-PAIR

    PLEATCO-PWW10-JH-M-PAIR

    $21.34
    MSRP: $26.84
    Save 20%
  • PLEATCO-PGS25

    PLEATCO-PGS25

    $21.39
    MSRP: $26.04
    Save 18%
  • PLEATCO-PJ25-IN-M4

    PLEATCO-PJ25-IN-M4

    $21.89
    MSRP: $29.31
    Save 25%
  • PLEATCO-PMT27-5

    PLEATCO-PMT27-5

    $21.92
    MSRP: $27.51
    Save 20%
  • FM-3333B PUR 2-Stage Vertical Faucet Filter System - White

    FM-3333B PUR 2-Stage Vertical Faucet Filter System - White

    $21.99
    MSRP: $31.04
    Save 29%
  • Pleatco PA225-4 Replacement Pool and Spa Filter

    Pleatco PA225-4 Pool and spa Replacement Filter

    $21.99
    MSRP: $23.79
    Save 8%
  • TIER1-PAS-1613

    TIER1-PAS-1613

    $21.99
    MSRP: $31.03
    Save 29%
  • Pentek PD-1-30 Polypropylene Sediment Filter
  • The 200904 Axeon Mounted Pressure Gauge

    The 200904 Axeon Mounted Pressure Gauge

    $21.99
    MSRP: $28.00
    Save 21%
  • R30-BB Pentek Whole House Filter Cartridge

    R30-BB Pentek Whole House Water Filter Replacement Cartridge

    $12.89 MSRP: $17.12
    Save 25%
  • Home Revolution Brand Replacement 104515 Compare to XFF500 Shark Filter (alternate)
  • PLEATCO-PRB18-4

    PLEATCO-PRB18-4

    $22.11
    MSRP: $27.73
    Save 20%
  • PLEATCO-PVT25P4

    PLEATCO-PVT25P4

    $22.23
    MSRP: $27.86
    Save 20%
  • PLEATCO-PSR15-4

    PLEATCO-PSR15-4

    $22.34
    MSRP: $27.99
    Save 20%
  • PLEATCO-PMS20-4

    PLEATCO-PMS20-4

    $22.44
    MSRP: $28.11
    Save 20%
  • PLEATCO-PGS25P4

    PLEATCO-PGS25P4

    $22.69
    MSRP: $28.39
    Save 20%
  • PLEATCO-PMT35

    PLEATCO-PMT35

    $22.69
    MSRP: $28.39
    Save 20%

Items 1 to 48 of 535 total

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