| Type of System | Function | |
| EACW | Alkaline / Remineralizing | Increases pH of RO water and remineralizes water |
| EPS1000 | Purification | Reduces chlorine taste and odor, particulates, leas, virus, bacteria, cysts, and other organic compounds |
| ERO175 | Reverse Osmosis | Reduces chlorine, sediments, dissolves solids and organic matter |
| ERO385 Series | Reverse Osmosis | Reduces chlorine, sediments, dissolves solids and organic matter |