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Water Filtration Systems & Filters

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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
    $54.99 Retail Price:  $89.00
  2. P5-20BB Tier1 Whole House Sediment Water Filter

    P5-20BB Tier1 Whole House Sediment Water Filter

    Fits filtration system housings that accept 20 x 4.5 inch cartridges Learn More
    $21.99 Retail Price:  $27.59
  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
    $27.99 Retail Price:  $39.97
  4. CFS22 Cuno Whole House Filter Housing

    CFS22 Cuno Whole House Filter Housing

    $128.99 Retail Price:  $148.34
  5. W20FFPH1CBPR Watts Flowmatic Big Clear Whole House Water Filter Housing

    W20FFPH1CBPR Watts Flowmatic Big Clear Whole House Water Filter Housing

    Fits 20-inch by 4.5-inch water filter Learn More
    $110.99
  6. AP810-2 Aqua-Pure Whole House Filter Replacement Cartridge

    AP810-2 Aqua-Pure Whole House Filter Replacement Cartridge

    Fits Aqua-Pure whole house water filter systems Learn More
    $47.99 Retail Price:  $60.94
  7. P20-20BB Tier1 Whole House Replacement Sediment Filter Cartridge

    P20-20BB Tier1 Whole House Replacement Sediment Filter Cartridge

    Fits most standard housings that accept 20-inch x 4.5-inch water filter cartridges Learn More
    $24.99 Retail Price:  $31.04
  8. CQE-RC-04036 Crystal Quest Carbon Block Water Filter Cartridge

    CQE-RC-04036 Crystal Quest Carbon Block Water Filter Cartridge

    Fits Crystal Quest countertop, undersink and refrigerator water filtration systems Learn More
    $37.99 Retail Price:  $45.99
  9. P1012581 Culligan Undersink Replacement Filter Cartridge

    P1012581 Culligan Undersink Replacement Filter Cartridge

    Fits the Culligan 201 Under Sink Water Filter System Learn More
  10. MATRIKX-Pb1-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  11. CBC-20BB-WF Tier1 Water Filter Cartridge

    CBC-20BB-WF Tier1 Water Filter Cartridge

    Fits filtration system housings that accepts 20 x 4.5 inch cartridges Learn More
    $70.99 Retail Price:  $83.94
  12. HB-20-5W Harmsco Calypso Blue Replacement Filter Cartridge

    HB-20-5W Harmsco Calypso Blue Replacement Filter Cartridge

    Fits any industry standard housing that accepts 4.5-inch by 20-inch replacement filters. Learn More
    $32.99 Retail Price:  $36.79
  13. DGD-2501-20 Pentek Whole House Replacement Sediment Filter Cartridge

    DGD-2501-20 Pentek Whole House Replacement Sediment Filter Cartridge

    Fits most housings that accept 20-inch x 4.5-inch water filter cartridges Learn More
    $23.99 Retail Price:  $28.39
  14. SDC-45-2001 Hydronix Whole House Replacement Sediment Filter Cartridge

    SDC-45-2001 Hydronix Whole House Replacement Sediment Filter Cartridge

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More
    $18.99
  15. ECP50-20BB Pentek Replacement Filter Cartridge
  16. FLOPLUS-20BB Pentek Replacement Filter Cartridge

    FLOPLUS-20BB Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More
    $71.99 Retail Price:  $80.49
  17. SPC-45-2050 Hydronix Pleated Sediment Water Filter

    SPC-45-2050 Hydronix Pleated Sediment Water Filter (20 in x 4.5 in, 50 Micron)

    Fits into systems that use the Liquatec SPF-45-2050, Pentek 255496-43 and Watts FM-BB-50-20 water filters Learn More
    $23.99 Retail Price:  $29.89
  18. RFC20-BB Pentek Replacement Filter Cartridge

    RFC20-BB Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More
    $56.99 Retail Price:  $61.51
  19. SPC-45-2030 Hydronix Pleated Sediment Water Filter

    SPC-45-2030 Hydronix Pleated Sediment Water Filter

    20 inches by 4.5 inches, 30 micron. Fits into systems that use Liquatec SPF-45-2030, Pentek 155430-43 and Pentek R30-20BB water filters Learn More
    $24.99 Retail Price:  $31.04
  20. W20CLHD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge

    W20CLHD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge

    Fits American Plumber W2010-PR and W2015-PR and most other 20-inch heavy duty water filter housings Learn More
    $28.99 Retail Price:  $35.64
  21. WPX100BB20P Pentek Replacement Filter Cartridge

    WPX100BB20P Pentek Replacement Filter Cartridge

    $26.99 Retail Price:  $33.11
  22. SPC-45-2001 Hydronix Pleated Sediment Water Filter

    SPC-45-2001 Hydronix Pleated Sediment Water Filter

    Fits water filtration systems that use the Liquatec SPF-45-2001, Pentek 255493-43 and Watts FM-BB-20-1 filters Learn More
    $27.99 Retail Price:  $34.49
  23. AP815-2 Aqua-Pure Whole House Filter Replacement Cartridge

    AP815-2 Aqua-Pure Whole House Filter Replacement Cartridge

    Fits Aqua-Pure whole house water filter systems Learn More
  24. MATRIKX-5-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge

    MATRIKX-5-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge

    Fits any standard housing that uses 20-inch x 4 1/2-inch replacement filter cartridges Learn More
  25. CB-45-2001 Hydronix Whole House Carbon Replacement Water Filter Cartridge

    CB-45-2001 Hydronix Whole House Carbon Replacement Water Filter Cartridge

    Fits industry standard filter housings compatible with 20 inch x 4.5 inch filter cartridges Learn More
    $56.99 Retail Price:  $67.84

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