Pure Aqua, Inc. designs and manufactures water treatment systems in addition to industrial brackish RO systems. In April 2009, Pure Aqua, Inc. successfully manufactured and supplied an industrial brackish RO system to a major company in Qatar. The product water capacity was 275,000 GPD from well water of approximately 5,000 ppm TDS. This RO machine was selected from our RO-500 series and came complete with antiscalant dosing and cleaning skid. For more information click here: http://www.pureaqua.com/industrial-brackish-water-ro-500.html