Pure Aqua, Inc. designs and manufactures water treatment systems in addition to commercial water filtration systems. In September 2012, Pure Aqua, Inc. manufactured and supplied a commercial water filtration system to a major company in PA, USA to lower hardness, TDS, and odor from well water. The system came complete with pre and post treatments including prechlorination, activated carbon & green sand filters, twin alternating softener, UV sterilizer, and calcite filter. The system was designed to produce 3,000 GPD at a feed water TDS of a maximum 500 ppm. For more information click here: http://www.pureaqua.com/brackish-water-ro.html