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Undersink Water Filter Systems

Keep your kitchen space neat and tidy, while reducing contaminants in your tap water with an under sink water filter system.

The beauty of under sink water filter systems is that they neatly fit underneath your sinks and don’t rob you of valuable counter space as countertop water filters do. Unlike other filter models, with under sink water filters there are no valves or tubing cluttering your counter. Because they remain out of sight, you can install larger under sink water filter models designed to filter out additional water contaminants such as fluorides, arsenic, and nitrates.

Below you’ll find over 60+ OEM under sink water filter systems, housings and filters from some of the top brands, including Pentek®, Culligan®, Whirlpool®, Doulton®, OmniFilter®, and more.

Need help choosing the right under sink water filter system? Our experts can help you choose the perfect under sink water filter to address all of your water quality concerns, just give us a call at 1-800-277-3458.

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  1. GXULQ GE Undersink Filter System

    GXULQ GE Undersink Filter System

    $55.99 MSRP:  $70.14
  2. 36005 Hydrologic SmallBoy De-Chlorinator and Sediment Filter System With Upgraded KDF
  3. FM-350-DWS Water Factory Systems FaucetMATE Faucet Filter System
  4. US-1500 Pentek Undersink Filter System with Monitor
  5. US-1000 Pentek Undersink Filter System

    US-1000 Pentek Undersink Filter System

    $130.79 MSRP:  $179.99
  6. PENTEK-SLIM-PR10-JG38 Pentek Undersink Filter 10 inch Housing
  7. SLIM-CLEAR-14-WPR5 Pentek Whole House Slim 5 inch Filter Housing
  8. SLIM-38-PR5 Pentek Whole House Slim 5 inch Filter Housing
  9. SLIM-14-WPR5 Pentek Whole House Slim 5 inch Filter Housing
  10. QC10-TSGAC Pentek Undersink Quick-Change Filter System
  11. QC10-GAC Pentek Undersink Quick-Change Filter System
  12. QC10-EP Pentek Undersink Quick-Change Filter System
  13. QC10-CBR-THREADED Pentek Undersink Quick-Change Filter System
  14. QC10-CBR-JG14 Pentek Undersink Quick-Change Filter System
  15. QC10-CB1 Pentek Undersink Quick-Change Filter System
  16. CBF3-S-05 OmniFilter Undersink Filter System

    CBF3-S-05 OmniFilter Undersink Water Filtration System

    Fits onto ½ inch water lines Learn More
    $105.99 MSRP:  $108.34
  17. CBF1-S-05 OmniFilter Undersink Filter System

    CBF1-S-05 OmniFilter Undersink Water Filtration System

    Engineered to fit standard 1/2-inch NPS supply threads Learn More
    $76.19 MSRP:  $101.99
  18. W385-PR American Plumber Undersink Compact Filter System

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