Pure Aqua, Inc. designs and manufactures water treatment systems in addition to commercial RO systems. In March 2012, Pure Aqua, Inc. manufactured and supplied two commercial RO systems to a major boiler manufacturer in CA, USA to purify municipal tap water. Each system was designed to produce 12,000 GPD at a feed water TDS of a maximum 1,000 ppm, they were selected from our RO-200 series and came complete with a microprocessor control panel. For more information click here: http://www.pureaqua.com/membranes.html