REPLACEMENT FILTERS (40)
Best selling Best selling
  • Premium Color-Indicating Mixed Bed DI Resin Refill (Blue) 1.25lbs
    $15.99
    No reviews

    Premium Color-Indicating Mixed Bed DI Resin Refill Nuclear Grade. Contains enough DI resin to fill one 10" cartridge. Don't have...

  • Premium Mixed Bed DI Resin Refil
    $14.49
    No reviews

    Premium NON Color-Indicating Mixed Bed DI Resin Refill Nuclear Grade. Contains enough DI resin to fill one 10" cartridge. Don't...

  • MATRIKX CTO PLUS CARBON BLOCK - 1 MICRON
    $14.49
    No reviews

    MATRIKX® CTO Plus filters, powered by GREENBLOCK, are made from 100% coconut shell carbon, a renewable, and ecologically sustainable material....

  • 1 Micron Sediment Filter
    $7.99
    No reviews

    1 Micron Sediment Replacement Filter Can be used in any standard full size RO unit. Recommend changing every 4-6 months...

  • 2.75' X 10' .5 Micron MICRO-TEC Sediment Filter
    $8.99
    No reviews

    .5 Micron Sediment Replacement Filter Comes Standard with Spectra Deluxe Units Can be used in any standard full size RO...

  • BRS PRO Series Anion DI Resin (Color Changing) - Part 2
    $16.99
    No reviews

    BRS PRO Series Anion DI Resin (Color Changing) - Part 2 of 3 Changes from Blue to Amber when exhausted...

  • BRS 1.5 gallons (7.5 lbs.) DI Resin Color Changing
    $69.99

    OUT OF STOCK

    No reviews

    BRS 1.5 gallons (7.5 lbs.) DI Resin Color Changing DI Resin is necessary to reduce Total Dissolved Solids (TDS) to...

  • 3 Stage Deluxe RO Filter Kit - includes .5M Sediment & 1M Carbon Filter
    $19.98
    No reviews

    Includes 1- 0.5 micron RO sediment & 1- 1micron RO carbon filter

  • BRS 1.5 gallons (7.5 lbs.) DI Resin
    $64.99
    No reviews

    BRS 1.5 gallons (7.5 lbs.) DI Resin DI Resin is necessary to reduce Total Dissolved Solids (TDS) to zero and...

  • BRS PRO Series Cation DI Resin (Color Changing) - Part 1
    $17.99
    No reviews

    BRS PRO Series Cation DI Resin (Color Changing) - Part 1 of 3 Changes from Purple to Amber when exhausted...

  • Aquatic Life TFC 100gpd Membrane
    $44.99

    OUT OF STOCK

    No reviews

    Thin Film Composite (TFC) Membranes for standard RO systems and the RO Buddie. Features: Polyamide membrane material with a negative...

  • Aquatic Life TFC 50gpd Membrane
    $39.99
    No reviews

    Thin Film Composite (TFC) Membranes for standard RO systems and the RO Buddie. Features: Polyamide membrane material with a negative...

  • 5 Micron Carbon Filter
    $11.99
    No reviews

    5 Micron Carbon Replacement Filter Can be used in any standard full size RO unit. Recommend changing every 4-6 months...

  • Kolar Labs DI Resin Color Indicating In Canister
    $31.28
    No reviews

    Kolar Labs DI Resin Color Indicating In Canister   KOLAR FILTRATION IS THE EXCLUSIVE DISTRIBUTOR FOR LANXESS Lewatit® NM-65 DI...

  • 100 GPD Permeate Flow @ 60 PSI Membrane, Made with US Media
    $53.99
    No reviews

    Average NaCl Rejection: 98% Permeate Flow @ 60 PSI: 100 GPD Specifications are based on 500 mg/L NaCl solution at...

  • BRS PRO Series Mixed Bed DI Resin (Color Changing) - Part 3
    $19.99

    OUT OF STOCK

    No reviews

    BRS PRO Series Mixed Bed DI Resin (Color Changing) - Part 3 of 3 Changes from Purple to Amber when...

  • Kolar Labs Empty RO Cartrige
    $10.88
    No reviews

    Kolar Labs Empty RO Cartrige

  • BRS One Cartridge Refill (1.25 lbs.) DI Resin (Color Changing)
    $18.99
    No reviews

    BRS One Cartridge Refill (1.25 lbs.) DI Resin (Color Changing) DI Resin is necessary to reduce Total Dissolved Solids (TDS)...

  • Aquatic Life Carbon Plus Chloramine Reduction Water Filter Cartridge - .5 Micron
    $19.99
    No reviews

    AFFORDABLE CHLORAMINE REMOVAL – The Carbon Plus chloramine filter cartridge features high-capacity reduction of chloramines.  Designed to fit standard water...

  • Aquatic Life Deionization Color Changing Resin - 1L
    $16.99
    No reviews

    Our Nuclear Grade Color Changing Mixed Bed Resin physically changes colors as it becomes exhausted, allowing you to monitor the...

  • MATRIKX CTO PLUS CARBON BLOCK - 1 MICRON- BROKEN END
    $8.69 $14.49
    No reviews

    THE ONE SIDE OF THE FILTER END GOT BROKEN HOWEVER IT DOESN"T EFFECT THE FILTER- IT STILL WORKS PROPERLY- SAVE...

  • Aquatic Life 150 GPD Reverse Osmosis TFC Membrane
    $52.99

    OUT OF STOCK

    No reviews

    Premium quality TFC Membrane for Reverse Osmosis and RO/DI Systems. Thin Film Composite (TFC) Membranes for standard RO systems and...

  • BRS One Cartridge Refill (1.25 lbs.) Bulk DI Resin
    $17.99
    No reviews

    DI Resin is necessary to reduce Total Dissolved Solids (TDS) to zero and is the last stage of an RO/DI...

  • AquaFX Barracuda 10" Replacement Filter Set
    $48.99

    OUT OF STOCK

    No reviews

    AquaFX Barracuda 4-Stage RO/DI Replacement Filter Set   Contains AquaFX 1 micron Sediment  Filter AquaFX Chlorine Guzzler Carbon Block Filter...

  • Triton DI Resin 1000ml
    $38.00
    No reviews

    Deionising resin, for creating a very pure deionised water. Deionising resin, for creating a very pure deionised water.   TRITON...

  • Kolar Labs 3.4 kg, (7.5lb) DI Resin Non-Color Indicating
    $81.60
    No reviews

    Kolar Labs 3.4 kg, (7.5lb) DI Resin Non-Color Indicating   LANXESS® can look back on more than 75 years of...

  • Kolar Labs 3.4 kg, (7.5lb) DI Resin Color Indicating
    $88.40
    No reviews

    Kolar Labs 3.4 kg, (7.5lb) DI Resin Color Indicating From the same trusted German manufacturer, Lanxess, that has made our...

  • Kolar Labs 567 gram DI Resin Color Indicating
    $21.76
    No reviews

    Kolar Labs 567 gram DI Resin Color Indicating   From the same trusted German manufacturer, Lanxess, that has made our...

  • Kolar Labs Bulk DI Resin - Non Indicating 567g (One Refill)
    $20.40
    No reviews

    Kolar Labs Bulk DI Resin - Non Indicating 567g (One Refill)   LANXESS® can look back on more than 75...

  • Aquatic Life DI Cartridge 10 IN Mixed Bed Resin
    $22.99

    OUT OF STOCK

    No reviews

    Color Changing Mixed Bed DI 10-Inch Cartridge is the most effective and easy to use DI cartridge available - filled...

  • Pentek ChlorPlus 10" Chloramine Reduction Carbon Block
    $40.99
    No reviews

    The ChlorPlus carbon block cartridges help reduce sediment while providing greater chloramine performance capacities than granular carbon. They also significantly...

  • Aquatic Life RO Buddie Carbon Cartridge
    $7.99 $9.99
    No reviews

    Carbon Block Pre-Filter Cartridge for the RO Buddie. Features: Designed for use with the RO Buddie 50 & 100 GPD...

  • Aquatic Life RO Buddie Sediment Cartridge
    $5.99 $7.99

    OUT OF STOCK

    No reviews

    Designed for use with the RO Buddie 50 & 100 GPD models. Sediment cartridge removes particulate material found in tap...

  • Aquatic Life DI Color Changing Cartridge (21 cu in)
    $23.54
    No reviews

    21-Cubic Inch Color Changing Mixed Bed Resin Inline Cartridge (330242) Aquatic Life Color Changing Mixed Bed DI Cartridges are the...

  • Spectrapure 2' X 10' IN Line Granulated Carbon Filter 200900
    $21.99
    No reviews

    For compact 2-stage SpectraPure Unit.

  • TFC-50F 50GPD Dow Filmtec TFC Membrane
    $39.99
    No reviews

    Premium Reef 50GPD Dow Filmtec TFC Membrane

  • 3 Stage Economy RO Filter Package
    $19.99
    No reviews

    Includes 1- 1 micron RO sediment & 1- 5 micron RO carbon filter

  • 4 Stage RODI Economy Replacement Filter Kit
    $46.36

    OUT OF STOCK

    No reviews

    Includes:1-1micron sediment cartridge1-5micron carbon cartridge1-Premium DI color-indicating resin and cartridge

  • 4 Stage RODI Deluxe Replacement Filter Kit
    $47.36

    OUT OF STOCK

    No reviews

    Includes:1-0.5micron sediment cartridge1-1micron carbon cartridge1-premium DI color-indication media and refillable cartridge

  • .35 Micron Pleated Sediment Cartridge
    $19.99
    No reviews

    Highley effiecient and economical filter cartridge made of pleated Polyester-Plus filter media   - Lower overall operating cost - High...