When we protect your filter purchase with our No Worries Guarantee, we mean it!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

Call Toll-Free: 1-800-277-3458

My Cart:

0 item(s) - $0.00
You have no items in your shopping cart.

FREE SHIPPING on orders over $39

Replacement Water Filters: Undersink

Undersink Water Filters by DiscountFilterStore.com

6 Item(s)

Grid  List 

Set Descending Direction
  1. US-UF3R Culligan Ultrafiltration Replacement Water Filter Cartridge Set

    US-UF3R Culligan Ultrafiltration Replacement Water Filter Cartridge Set

    Fits Culligan US-UF3 Ultrafiltration system Learn More
    $98.99
  2. AP-DW85 Aqua-Pure Undersink Filter Replacement Cartridge

    AP-DW85 Aqua-Pure Undersink Filter Replacement Cartridge

    Fits Aqua-Pure undersink water filter systems Learn More
    $43.99
  3. WI-BG3000R Body Glove Replacement Filter Cartridge

    WI-BG3000R Body Glove Replacement Filter Cartridge

    Fits existing Everpure C-300 Filtration Systems Learn More
    $141.99
  4. FXULC GE SmartWater Undersink Filter Replacement Cartridge
  5. FQSLF GE SmartWater Undersink Filter Set

    FQSLF GE SmartWater Undersink Filter Set (2 Filters)

    Fits GE SmartWater undersink filter systems Learn More
    $37.99
  6. GXULQR GE Undersink Filter Replacement Cartridge

    GXULQR GE Undersink Filter Replacement Cartridge

    Fits the GE GXULQ and GNULQ Systems Learn More
    $39.99