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


In Stock as of 6:00pm EST

  • Easy Installation
  • Filtered Water From Your Existing Faucet
  • Inline Under Sink Filter
  • Removes Chlorine, Taste & Odor
  • Removes Cryptosporidium, Giardia & Lead
  • Sediment Pre-Filter Cartridge
  • Top Quality John Guest Fittings & Tubing



  • Includes Pentek LR-FB10 and GAC/KDF Cartridges
  • LR-FB10 provides 1 Micron Absolute (99.9% Removal) Carbon Block Filtration
  • GAC/KDF Cartridge uses 80% Granular Activated Carbon and 20% Patented KDF Media
  • 5 Micron Sediment Cartridge Removes Excessive Sediment
  • John Guest Fittings and Tubing
  • Removes Chlorine, Bad Taste, Odor and Color
  • Removes Cryptosporidium, Giardia & Lead
  • Reduces Volatile Organic Compounds (VOC’s) and Trihalomethanes (THM’s)
  • Bacteriostatic KDF Media Prevents Bacteria Growth Within the Unit
  • Filtered Water Faucet is Provided Through Your Existing Faucet
Removes CryptosporidiumRemoves GiardiaRemoves LeadRemoves Chlorine
Cartridges Included:
LR-FB10 KDF/GAC LF-PP-005-249
  • 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)
H2O-RUS-300-I Specifications
Max. Capacity 2,500 gal. Max. Flow Rate: 1.5 GPM
Product Dimensions 14"H × 16"W × 5-1/8"D Shipping Weight 11.6 lbs.
Fitting and Tubing Size 3/8"
Recommended Filter Replacement once per year replacement instructions

Parts / Accessories

  • KDF/GAC Filter Cartridge

    Part#: KDF-GAC
  • Refrigerator / Icemaker Connection Kit w/ 3/8″ Tee

    Part#: ICEKIT38
  • HW100 Filter Housing Wrench for Standard 10″ & 20″ Filter Housings

    Part#: HW100
  • Pentek LR-FB10 10″, Lead, Cyst Taste & Odor Removal Cartridge

    Part#: LR-FB10