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 522 total

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  • P-250 Pentek Comparable Under Sink Water Filter Set Tier1
  • 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
  • FX12P GE SmartWater Comparable Reverse Osmosis Filter Set by Tier1
  • 655148-43/DFX-CB-20 Pentek Diamond Polyspun Carbon Block Replacement
  • 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%
  • PURE START 750 Pleatco Pool & Spa Sediment Filter

    PURE START 750 Pleatco Pool & Spa Sediment Filter

    $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 Replacement Pool and Spa Filter
  • 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 PGS25 Pool and Spa Replacement Filter

    Pleatco PGS25 Pool and Spa Replacement Filter

    $21.39
    MSRP: $27.99
    Save 24%
  • 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%
  • 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 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%
  • R30-BB Pentek Whole House Filter Cartridge
  • Home Revolution Brand Replacement 104515 Compare to XFF500 Shark Filter (alternate)
  • Pleatco PRB18-4 replacement for 17-2046 & R173328

    Pleatco PRB18-4 replacement for 17-2046 & R173328

    $22.11
    MSRP: $27.73
    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%

Items 1 to 48 of 522 total

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