Pre-Filter: is designed to filter large particles, such as rust, silt or scale|Contains carbon which is designed to reduce chlorine|Extends life of the R O membrane|Membrane: reduce number of particles too small for prefilter to catch|Microscopic pores allow hydrogen and oxygen (water) molecules to pass through|Reduce TDS and other contaminants from your drinking water|Final Polishing: final filtering before the tap|Two carbon filters reduces any tastes and odors|Gives your water a final "polish" for clean fresh tasting water|Storage: Stores up to 2 gallons of clean fresh water|Automatic shut-off for a constant supply of clean water|The LRO-35 drinking water system is tested and certified to reduce: Lead, Barium, Cadmium, Chromium (Hexavalent), Nitrates, Chromium (Trivalent), copper, Radium 226/228, Fluoride, Selenium, TDS, Cyst (Cryptosporidium), Pentavalent, Arsenic, Nitrite, Sodium (tested, not certified)

NSF/ANSI 58