H2O-(H2O-US3) 5 Stage Under Sink Filter w/ Faucet Filter Wrenches This reagent set uses the

This reagent set uses the phenanthroline method to accurately measure iron concentrations in drinking water

Ideal as a carbon stage in multi-stage systems or as a standalone drinking water filter

Sensafe OEM part

making it easy to upgrade older heads or replace damaged components

H2O-(H2O-US3) 5 Stage Under Sink Filter w/ Faucet Filter Wrenches This reagent set uses theThe H2O International US3 delivers five stage filtration directly under your sink, combining KDF media and granular activated carbon to remove chlorine, lead, sediment, and bacterial growth. This complete system includes a dedicated drinking water faucet and connects to standard plumbing with all necessary tubing, fittings, and hardware for straightforward installation. SPECIFICATIONS H2O US3 Under Sink System Overview Filtration Stages 5 Stage KDF