Aqua Filsep Inc. is one of the leading manufacturers of DM plants also known as demineralizer in India. Demineralization of water process involves removal of minerals by passing water through Cation Resin Column and then though Anion Resin Column. Aqua demineralization plants are Packaged DM Water Plants and Industrial Demineralized water plants. Industrial demineralisers are available in a full range of sizes and flow rates.