Profile: Advanced Water Systems manufactures water treatment products. Our products include water coolers, water softeners and drinking water systems. Our reverse osmosis drinking water system removes objectionable taste and odor. Our 1-micron sediment filter is used for the removal of all sediment that is bigger than 1 micron. We also offer micro filtration cooler, gallon storage tank, TF membrane, ERO post filter, ERO prefilter.