Pure Aqua, Inc. designs and manufactures water treatment systems in addition to industrial brackish reverse osmosis equipment. In June 2009, Pure Aqua, Inc. designed and manufactured an industrial brackish reverse osmosis equipment for a major company in Egypt. The capacity is about 225 GPM of product from a well water feed with a TDS of 2,500 ppm. The product water is anticipated to have a TDS of less than 100 ppm. The equipment included with the RO machine is a multimedia filter, dechlorination, chlorination, and antiscalant dosing. For more information click here: http://www.pureaqua.com/industrial-reverse-osmosis-systems-ro-500-series.html