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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  • ZR-001-B ZeroWater 5-Stage Dual Ion Exchange Filter Replacement Cartridge
  • 655148-43/DFX-CB-20 Pentek Diamond Polyspun Carbon Block Replacement
  • D-250A Culligan Comparable Under Sink Water Filter Set by Tier1
  • P-250 Pentek Comparable Under Sink Water Filter Set by Tier1
  • WHKF-DB1 Whirlpool Comparable Under Sink Water Filter by Tier1
  • CR1-20 KX MatrikX Comparable Whole House Carbon Water Filter by Tier1
  • CHLORPLUS-20 Pentek Comparable Whole House Carbon Water Filter by Tier1
  • Tier1 Replacement Pitcher Filters (6-Pack)

    Tier1 Replacement Pitcher Filters (6-Pack)

    $26.99
    MSRP: $36.99
    Save 27%
  • Tier1 Aprilaire #401 16 x 28 x 6 MERV 13 Comparable Replacement Filter (alternate)
  • Tier1 Aprilaire #201 20 x 25 x 6 MERV 13 Comparable Replacement Filter
  • 150240 Pentek 10-inch Big Blue Housing

    150240 Pentek 10-inch Big Blue Housing

    $29.99
    MSRP: $42.00
    Save 29%
  • Pleatco PLW25-4 Replacement Pool and Spa Filter
  • Pleatco PWW25P3 Replacement Pool and Spa Filter
  • Waterway 817-0050 Pool and Spa Filter Replacement by Tier1

    Waterway 817-0050 Pool and Spa Filter Replacement by Tier1

    $20.99
    MSRP: $34.27
    Save 39%
  • PURE START 750 Pleatco Pool & Spa Sediment Filter

    PURE START 750 Pleatco Pool & Spa Sediment Filter

    $20.99
    MSRP: $26.44
    Save 21%
  • 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 POX25-IN Replacement Pool and Spa Filter

    Pleatco POX25-IN replacement for ELE-25-1

    $21.13
    MSRP: $26.60
    Save 21%
  • Pleatco PWW10-JH-M-PAIR Replacement Pool and Spa Filter (2-Pack)
  • Pleatco PVT20 Replacement Pool and Spa Filter
  • Pleatco PJ25-IN-M4 replacement for 42-2891-08-R, 2590000 & 5475000 (Antimicrobial)
  • Pleatco PMT27.5 Replacement Pool and Spa Filter

    Pleatco PMT27.5 replacement for 220122 & ELE-25

    $21.92
    MSRP: $27.51
    Save 20%
  • Pleatco PA225-4 Replacement Pool and Spa Filter

    Pleatco PA225-4 Pool and spa Replacement Filter

    $21.99
    MSRP: $23.79
    Save 8%
  • Tier1 brand replacement for 817-4035 (Antimicrobial) (alternate)

    Tier1 brand replacement for 817-4035 (Antimicrobial)

    $21.99
    MSRP: $31.03
    Save 29%
  • The 200904 Axeon Mounted Pressure Gauge

    The 200904 Axeon Mounted Pressure Gauge

    $21.99
    MSRP: $28.00
    Save 21%
  • Home Revolution Brand Replacement 104515 Compare to XFF500 Shark Filter (alternate)
  • Pleatco PGS25 Pool and Spa Replacement Filter

    Pleatco PGS25 Pool and Spa Replacement Filter

    $22.09
    MSRP: $27.99
    Save 21%
  • Pleatco PRB18-4 replacement for 17-2046 & R173328

    Pleatco PRB18-4 replacement for 17-2046 & R173328

    $22.11
    MSRP: $27.73
    Save 20%
  • Pleatco PVT25P4 Replacement Pool and Spa Filter
  • Pleatco PSR15-4 Replacement Pool and Spa Filter
  • Pleatco PMS20-4 replacement for A3821, FD-20, FD-40 & FE-20

    Pleatco PMS20-4 replacement for A3821, FD-20, FD-40 & FE-20

    $22.44
    MSRP: $28.11
    Save 20%
  • Pleatco PGS25P4 Pool and Spa Replacement Filter

    Pleatco PGS25P4 Pool and Spa Replacement Filter

    $22.69
    MSRP: $28.39
    Save 20%
  • Pleatco PMT35 Replacement Pool and Spa Filter

    Pleatco PMT35 replacement for SC-2200 & SC-3500

    $22.69
    MSRP: $28.39
    Save 20%
  • Pleatco PSG25P4  Replacement Pool and Spa Filter

    Pleatco PSG25P4 Replacement Pool and Spa Filter

    $22.69
    MSRP: $28.39
    Save 20%
  • Pleatco PVT25N-P4 Replacement Pool and Spa Filter

Items 1 to 48 of 521 total

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