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Water Filtration Systems & Filters

Discount Filter Store carries a wide variety of water filters and filtration systems to make sure that you have clean water everywhere you need it. We offer camping water filters, RV filters, water bottles for travelers on the go. Purify your office or home’s drinking water with countertop filter systems, commercial grade filters, and whole house filter systems. Our filters are protected by our 100% Price Match Guarantee. We are happy to offer you the lowest possible price on our filters, matching any lower price listed by competitors.

Items 97 to 144 of 242 total

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  • EV9619-06 Everpure OW200L Replacement Filter Cartridge

    EV9619-06 Everpure OW200L Replacement Filter Cartridge

    $81.00 Retail Price:  $95.45
  • EV9635-01 Everpure OW4-Plus Replacement Filter Cartridge

    EV9635-01 Everpure OW4-Plus Replacement Filter Cartridge

    $64.99 Retail Price:  $66.69
  • 4WH-HDGAC-F01 Filtrete Replacement Filter Cartridge

    4WH-HDGAC-F01 3M Filtrete Water Filter Cartridge

    $32.99 Retail Price:  $41.39
  • FRC1D OmniFilter Faucet Filter Replacement Cartridge

    FRC1D OmniFilter Faucet Filter Replacement Cartridge

    $6.99 Retail Price:  $12.41
  • FX12P GE SmartWater Reverse Osmosis Filter Set

    FX12P GE SmartWater Reverse Osmosis Filter Set

    $58.99 Retail Price:  $71.29
  • FXHTC GE SmartWater Whole House Filter Replacement Cartridge
  • FXPL3D GE Pitcher Replacement Cartridge (3-Pack)
  • GAC1SS OmniFilter Series C Undersink Filter Replacement Cartridge
  • GXRTDR GE SmartWater Inline Filter Cartridge

    GXRTDR GE SmartWater Inline Filter Cartridge

    $18.99 Retail Price:  $20.69
  • ICF-10 Hydronix Inline Coconut Carbon Filter

    ICF-10 Hydronix Inline Coconut Carbon Filter

    $7.05 Retail Price:  $9.19
  • ICF-10Q Hydronix Inline Coconut Carbon Filter

    ICF-10Q Hydronix Inline Coconut Carbon Filter

    $6.99 Retail Price:  $10.34
  • ICF-10Q38 Hydronix Inline Coconut Carbon Filter

    ICF-10Q38 Hydronix Inline Coconut Carbon Filter

    $8.99 Retail Price:  $11.49
  • ICF-2512 Hydronix Inline Coconut Carbon Filter

    ICF-2512 Hydronix Inline Coconut Carbon Filter

    $23.99 Retail Price:  $26.34
  • ICF-6 Hydronix Inline Coconut Carbon Filter

    ICF-6 Hydronix Inline Coconut Carbon Filter

    $5.99 Retail Price:  $9.19
  • ICF-6Q Hydronix Inline Coconut Carbon Filter

    ICF-6Q Hydronix Inline Coconut Carbon Filter

    $6.99 Retail Price:  $10.34
  • HBSF-Char Hydros Side-Fill Water Purifier Bottle - Charcoal Lid
  • MATRIKX-1-HD10 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  • GAC-10 Pentek Undersink Filter Replacement Cartridge

    GAC-10 Pentek Undersink Filter Replacement Cartridge

    $12.99 Retail Price:  $17.99
  • GAC-20 Pentek Replacement Filter Cartridge

    GAC-20 Pentek Replacement Filter Cartridge

    $21.99 Retail Price:  $23.56
  • GAC-5 Pentek Replacement Filter Cartridge
  • GAC-BB Pentek Replacement Filter Cartridge

    GAC-BB Pentek Replacement Filter Cartridge

    $25.99 Retail Price:  $30.51
  • GS-10-B Pentek Inline Filter Replacement Cartridge
  • GS-10-JG14 Pentek Inline Filter System

    GS-10-JG14 Pentek Inline Water Filtration System

    $12.99 Retail Price:  $15.28
  • GS-10ALS-JG14 Pentek Inline Filter System

    GS-10ALS-JG14 Pentek Inline Water Filter

    $13.39 Retail Price:  $17.70
  • GS-6RO-B Pentek Inline Filter Replacement Cartridge
  • IC-101L Pentek Inline Filter

    IC-101L Pentek Inline Filter

    $8.99 Retail Price:  $12.98
  • QC10-GAC Pentek Undersink Quick-Change Filter System

    QC10-GAC Pentek Quick-Change Water Filter System

    $22.99 Retail Price:  $30.69
  • QC10-GACR Pentek Undersink Quick-Change Replacement Filter Cartridge
  • QC10-TSGAC Pentek Undersink Quick-Change Filter System
  • QC10-TSGACR Pentek Undersink Quick-Change Replacement Filter Cartridge
  • RFC-BB Pentek Whole House Filter Replacement Cartridge - 1
  • TS-101L Pentek Lime/Scale Inline Filter

    TS-101L Pentek Lime/Scale Inline Filter

    $11.99 Retail Price:  $15.28
  • TSGAC-10 Pentek Undersink Filter Replacement Cartridge

    TSGAC-10 Pentek Undersink Filter Replacement Cartridge

    $20.99 Retail Price:  $24.60
  • UDS-10EX1 Pentek Whole House Filter Replacement Cartridge
  • R200 OmniFilter Inline Filter System

    R200 OmniFilter Inline Water Filtration System

    $14.99 Retail Price:  $16.09
  • 47-55704G2 Water Factory Systems Replacement Filter Cartridge
  • 47-55706G2 Water Factory Systems Whole House Replacement Filter Cartridge
  • 47-55712G2 Water Factory Systems Replacement Filter Cartridge
  • 47-5574704 Water Factory Systems FaucetMATE Carbon Block Filter
  • WSRV-8 Water Sentinel Inline RV Water Filter

    WSRV-8 Water Sentinel Inline RV Water Filter

    $31.99 Retail Price:  $36.79
  • AICRO Watts Inline Polishing Filter

    AICRO Watts Inline Polishing Filter

    $7.99 Retail Price:  $9.19
  • AICRO-JGK Watts Inline Filter Cartridge
  • FPIR-BB-20 Watts Whole House Replacement Filter Cartridge
  • Whirlpool WHKF-GAC Undersink Replacement Water Filter Cartridge
  • IF14C Ice-O-Matic Inline Water Filtration Cartridge

    IF14C Ice-O-Matic Inline Water Filter

    $90.99 Retail Price:  $97.74

Items 97 to 144 of 242 total

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