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H2O International US4-I, 5-Stage Under Sink Water Filter

List Price: $269.00
FREE Shipping with orders over $150 (details)
You Save:
$70.00 (26%)
  Stock Item
  • Inline Under Sink System
  • Filtered Water From Your Existing Faucet
  • Granular Carbon & KDF 55 Media
  • Removes Chlorine, Taste, Odor & Lead
  • Maintenance Free for 3 Years
  • Includes Pressure Reducing Valve
Filtered Water Benefits the Whole Family
 Quantity Discounts

Quick-Connect Fittings:

No Tools Needed

Quick-Connect Fittings

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

Download Quick-Connect Instructions
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Filtered Water Photo

Easily Connect Your System
to Your Icemaker

Quick-Connect Fittings

Environmentally Friendly

Water Bottle Landfill

Use our Bottled Water Cost Calculator to find out how much of an impact you have on the environment.

Learn why filtration is better for the environment than bottled water.

Bottled Water vs Tap Water

More Uses Than Bottled Water
Your Family will Benefit from Healthy, Clean Water
Great Tasting Water, Coffee & Tea
Healthy Water for Cooking
Endless Supply of Water
Never Runs Out
Pure Water for Ice
Improve Pet Health with Filtered Water
Save Money over Bottled Water


  • Large KDF/GAC System
  • Filtered Water is Dispensed Through Your Existing Faucet
  • Removes Chlorine, Bad Taste, Odor and Lead
  • Reduces Chemical Contaminants
  • Removes Dirt, Rust & Sediment
  • Bacteriostatic KDF Media Prevents Bacteria Growth within the Unit
  • Includes Tubing, Fittings and Instructions
  • 3 Years of Maintenance Free Performance
  • Made in the U.S.A.
Removes ChlorineRemoves Lead
Media in This System:
GAC Media
Granular Activated Carbon Removes Chlorine, Bad, Taste and Odor and Chemical Contaminants.
KDF Media
KDF Media Removes Lead and Inhibits Bacteria Growth from within the unit.
Under Sink Cutaway Diagram
View a cutaway diagram of typical under sink filter to see how it filters your water.
Filtered Water Benefits the Whole Family
H2O-US4-I Specifications
Max Capacity: 35,000 gallons Recommended Flow: 1 - 2 GPM
Dimensions: 16½" (H) × 5" (D) Unit Shipping Weight: 11 lbs.