ReDox GVR-1XX uses washable reusable membrane and a 264nw wavelength UVC sterilizer. This eliminates bacteria, viruses, tastes, odors, smells, 5 category of iron, industrial chemicals, eliminates all water color, hardness, hydrogen sulfide gas, hydrogen sulfide bacteria, Harmful Algal Blooms (HABs), Cynotoxins, Tannins, coliform, ground water chemical pollutants, heavy metals , etc