... system, auto backwash RO fil, raw water and well water conductivity is displayed on line.3, Reverse osmosis desalination rate more than99%, system desalination ... rate more than 97%, filtrating rate of organic matter, colloids, bacteria more than 98%Equipment ... .075≤10RO-30003.03.075≤10RO-50005.03.075≤10 reverse osmosis water system