DE AquaZpure ro+uv+uf+tds controller alkaline water purification system, (an ISO 9001:2015 reg. Trademark company) the best investment you make in the health and well-being of your family. Over twelve year's expertise in reverse osmosis drinking water systems, our unique design features make installation easier and operation more reliable. 100 gpd booster pump, tfc 1812-75 gpd better membrane, uv protection, uf filter and mineral alkaline technology in side. Abs food grade plastic cabinet. This system is designed to work from 100 to 2000 tds(total dissolved solids) the most advanced home water systems in the world. Functions of filters micron sediment filter: its micron rating is 5. It is effective in removing dirt, rust and sand particles. Ultra violet: the uv light will disinfect filter water at normal flow rate, providing one of the safest filtering systems available. Bacteria viruses and other micro-organisms are destroyed by interfering with dna and rna in the organism's reproductive cycles.