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Undersink Water Filters & Systems

Undersink Water Filters by DiscountFilterStore.com

Items 1 to 25 of 241 total

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  1. C2-02 Advanced Water Products 20-inch x 4.5-inch Replacement Carbon Whole House Filter

    C2-02 Advanced Water Products Replacement 20-inch x 4.5-inch Carbon Whole House Filter

    Fits most 20-inch x 4.5-inch filter housings, including the Trojan UV Max IHS12-D4 and IHS22-D4 Water Disinfection Systems Learn More
    (Retail Price: $89.00 ) $54.99
  2. WFDWC40001 DuPont Universal Drinking Water Carbon Block Cartridge

    WFDWC40001 DuPont Universal Drinking Water Carbon Block Cartridge

    Fits WFDW120009W DuPont Universal Drinking Water Filter System and other brands of 10-inch standard-size filter systems Learn More
    (Retail Price: $29.99 ) $22.99
  3. CMB-520-HF Advanced Water Products 20-inch x 4.5-inch Replacement Sediment Filter

    Advanced Water Products CMB-520-HF Whole House Filter for IHS22-D4 System

    Made for the Trojan UV Max IHS22-D4 Water Disinfection System Learn More
    (Retail Price: $39.97 ) $27.99
  4. CMB-510-HF Advanced Water Products 10-inch x 4.5-inch Replacement Sediment Filter

    Advanced Water Products CMB-510-HF Whole House Filter for IHS12-D4 System

    Made for the Trojan UV Max IHS12-D4 Water Disinfection System Learn More
    (Retail Price: $25.86 ) $16.99
  5. WFHDC8001 DuPont Universal Heavy Duty Carbon Wrap 2-Phase Cartridge

    WFHDC8001 DuPont Universal Heavy Duty Carbon Wrap 2-Phase Cartridge

    Fits WFHD13001B Universal Heavy Duty Whole House Filtration System and other brands of 10x4.5-inch filter systems Learn More
    (Retail Price: $32.92 ) $22.99
  6. WFDWC20001 DuPont Universal Drinking Water Carbon Block Cartridge

    WFDWC20001 DuPont Universal Drinking Water Carbon Block Cartridge

    Fits WFDW120009W DuPont Universal Drinking Water Filter System and other brands of 10-inch standard-size filter systems Learn More
    (Retail Price: $22.33 ) $14.99
  7. WFDWC70001 DuPont Universal Drinking Water Carbon Block Cartridge

    WFDWC70001 DuPont Universal Drinking Water Carbon Block Cartridge

    Fits WFDW120009W DuPont Universal Drinking Water Filter System and other brands of 10-inch standard-size filter systems Learn More
    (Retail Price: $45.85 ) $33.99
  8. WFDW120009W DuPont Universal Drinking Water Filter System

    WFDW120009W DuPont Universal Drinking Water Filter System

    Fits DuPont WFDW 2000 series, 4000 series, 7000 series Learn More
    (Retail Price: $52.91 ) $39.99
  9. APDWS1000 Undersink Water Filter System by Aqua-Pure

    APDWS1000 Undersink Water Filter System by Aqua-Pure

    Fits most standard water lines Learn More
    $394.99
  10. WQCFU-T-KIT Watts Triple Drinking Water Filtration System w/Kwik-Change Filter Cartridges

    WQCFU-T-KIT Watts Triple Drinking Water Filtration System w/Kwik-Change Filter Cartridges

    Comes complete with water filter cartridges, bracket, faucet, feed water saddle valve and tubing Learn More
    (Retail Price: $139.14 ) $118.99
  11. 3G-SLIM-38-NPT10 Pentek Whole House Slim 10 inch Filter Housing
  12. BFS-201 Pentek Slim Line Filter Housing with Pressure Relief Valve

    BFS-201 Pentek Slim Line Filter Housing with Pressure Relief Valve

    Fits standard 3/8-inch water lines Learn More
    (Retail Price: $56.80 ) $53.99
  13. W9330958 Doulton SuperCarb Undersink Ceramic Candle Filter System

    W9330958 Doulton SuperCarb Undersink Ceramic Candle Filter System

    Fits 10 inch by 2 inch short thread filter candles Learn More
    (Retail Price: $203.65 ) $159.99
  14. W9320007 Doulton Undersink Ceramic Candle Filter Housing
  15. 158643 Pentek Slim Line Filter Housing with Pressure Relief Valve - Clear
  16. 158642 Pentek Slim Line Filter Housing - Blue

    158642 Pentek Slim Line Filter Housing - Blue

    (Retail Price: $25.29 ) $19.99
  17. 158110 Pentek Filter Housing - Clear

    158110 Pentek Filter Housing - Clear

    (Retail Price: $22.41 ) $18.99
  18. 158008 Pentek Slim Line Filter Housing - Clear

    158008 Pentek Slim Line Water Filter Housing - Clear

    Fits standard 3/8-inch water lines Learn More
    (Retail Price: $16.55 ) $12.39
  19. 153128 Pentek Filter Housing Sump - Clear
  20. 153029 Pentek Filter Housing Sump

    153029 Pentek Filter Housing Sump

    Fits the cap of Pentek and Culligan HD-950, and #10 Big Blue (not clear) housings of any inlet/outlet size Learn More
    (Retail Price: $40.24 ) $32.99
  21. 153018 Pentek Slim Line Filter Housing Sump - Clear
  22. US-UF3 Culligan Ultrafiltration Drinking Water System

    US-UF3 Culligan Ultrafiltration Drinking Water System

    Filter capacity of six months or 500 gallons of water usage Learn More
    (Retail Price: $254.14 )

    Regular Price: $218.99

    Special Price: $143.05

  23. AP510 AquaPure Water Filtration System

    AP510 AquaPure Water Filtration System

    3/8-inch NPT pipe size, 5 Micron. Quick Connect fittings make installation easy! Learn More
    (Retail Price: $146.04 ) $137.99
  24. 158117 Pentek Slim Line Filter Housing - Clear
  25. WI-BG12000 Body Glove Water Filter System

    WI-BG12000 Body Glove Water Filter System

    Attaches easily to most sinks and faucets Learn More
    (Retail Price: $720.95 ) $593.99

Items 1 to 25 of 241 total

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