Pure Aqua, Inc. designs and manufactures water treatment systems in addition to reverse osmosis pilot skids. In April 2009, Pure Aqua, Inc. successfully manufactured and supplied a reverse osmosis pilot skid to the Los Angeles County Sanitation District in CA, USA. The product water capacity was 35,000 GPD. It was selected from our RO-300 series and came complete with chemical dosing systems. It was controlled by an advanced PLC. For more information click here: http://www.pureaqua.com/commercial-reverse-osmosis-systems-ro-300-series.html