Reverse Osmosis Filters

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  • Replacement Sponge for DI Resin Cartridge

    $0.49

    Out of stock

  • Reverse Osmosis Membrane Housing Clips

    Starting at: $1.19

  • Replacement Sponges for Catalytic Carbon Cartridges

    2 Reward Points
    $2.99
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  • 10" Purtrex Depth Sediment Filters

    Starting at: $2.99

  • Reverse Osmosis Flow Restrictor

    Starting at: $4.99

  • Refillable Inline DI Cartridge

    Starting at: $6.99

  • GE ROSave.Z Depth Sediment Filter

    Starting at: $6.99

  • 10" MATRIKX Carbon Block

    Starting at: $7.99

  • Clear Refillable Cartridge for DI Resin

    Starting at: $7.99

  • 20" Purtrex Depth Sediment Filter

    Starting at: $7.99

  • Standard RO Membrane Housing

    8 Reward Points
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  • BRS Chlorine & VOC Carbon Block Filter - 5 Micron

    8 Reward Points
    Please wait...
  • 10” Refillable Cartridge for Catalytic Carbon

    9 Reward Points
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  • BRS Bulk Deionization Resin

    Starting at: $10.99

  • Catalytic Activated Carbon for Chloramines Removal

    Starting at: $10.99

  • Omnipure Inline Carbon Blocks and Sediment Filters

    Starting at: $10.99

  • Insta-Test Free & Total Chlorine & Chloramine Strips (Fresh Water) - LaMotte

    12 Reward Points
    $12.99
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  • BRS Bulk Deionization Resin - Color Changing

    Starting at: $12.99

  • BRS Universal Carbon Block Filter - 1 Micron (RO/DI) Quick look

    BRS Universal Carbon Block Filter - 1 Micron

    15 Reward Points

    reg. $16.99

    Special Price: $15.29

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  • Matrikx 4 Stage RO (no DI) Replacement Filter Kit

    21 Reward Points
    Please wait...
  • Pentek ChlorPlus Carbon Block (Chloramines Removal)

    Starting at: $21.99

  • Matrikx 4 Stage RO/DI Replacement Filter Kit

    22 Reward Points
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  • Matrikx 3 Stage RO Replacement Filter Kit

    25 Reward Points
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  • 20" MATRIKX Carbon Block

    Starting at: $26.99

  • BRS 4 Stage Value Replacement Filter Kit

    29 Reward Points
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  • BRS 4 Stage RO Only Replacement Filter Kit

    29 Reward Points
    Please wait...
  • Matrikx 5 Stage RO/DI Replacement Filter Kit

    34 Reward Points
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  • 75 GPD Reverse Osmosis Membrane - Dow Filmtec

    34 Reward Points
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  • Matrikx 4 Stage RO Drinking Water Replacement Filter Kit

    37 Reward Points
    Please wait...
  • BRS 5 Stage Chloramines Replacement Filter Kit

    44 Reward Points
    Please wait...
  • Matrikx 6 Stage DELUXE Replacement Filter Kit

    44 Reward Points
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  • BRS 5 Stage Drinking Replacement Filter Kit

    45 Reward Points
    Please wait...
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