Roll over image to zoom in

H2O RUS-300-I Inline Triple Housing Under Sink Filter

FREE Shipping with orders over $99 (details)
  In Stock
Filtered Water Benefits the Whole Family

Quick-Connect Guide:

Quick-Connect FittingsTubing connection has never been easier than with Quick-Connect fittings. View our simplified Quick-Connect diagrams to see how...

Assembled in the U.S.


  • Includes Pentek CBR2-10 and GAC/KDF Replacement Cartridges
  • Pentek CBR2-10 provides 1 Micron Absolute Carbon Block Filtration (99.9% removal) with Lead Removal.
  • GAC/KDF Cartridge uses 80% Granular Activated Carbon by volume and 20% Patented KDF Media for removal of chlorine and heavy metals. KDF is a bacteriostatic media.
  • RUS-300-I removes Chlorine, Bad Taste, Odor, Color, and Sediment
  • Removes Cryptosporidium and Giardia
  • Bacteriostatic Media Prevents Bacteria Growth within the unit
  • This system provides all the water your family will need for drinking, cooking, coffee, tea, ice, juice and other beverages.
  • Filtered water is dispensed through your existing faucet.
  • Click here to view a model that includes a separate faucet to dispense filtered water.
  • System includes everything needed for a standard installation including 3/8" Polyethylene Tubing and everything shown in product image.
  • Included with the RUS-300-I are (2) 3/8" John Guest elbow fittings to connect to your existing cold water supply tube.
  • The housing assembly also has two 3/8" fixed elbow fittings threaded into it.
  • Connecting your system to your Refrigerator is a breeze with our
    Ice Maker Connection Kit.
  • RUS-300-I uses (3) industry standard 10" Housings and Cartridges.
  • Replacement Cartridges are available below or from water companies and retail stores everywhere.
  • Market forces keep standard cartridge prices low. Systems that that use proprietary cartridges cost more.
  • Keep your options open. In a standard system like this one, when new technology becomes available you can always upgrade your cartridges without having to invest in a whole new system.
  • The RUS-300-I will provide your family with an endless supply of water that is on par with bottled spring water.
  • 3 Year Warranty (cartridges excluded)