The water is absolutely pure, healthy, clean, and tastes good. The water produced by the O’Soley water generator is 99.9% free of impurities, which means it is free of bacteria, known viruses, air pollution and contamination by metal oxides. The advanced filtering system runs continuously, day and night, maintaining an optimal level of purification. Water is treated with a 12 step filtration process, which includes premium activated carbon filters, as well as the world-renowned PHILIPS UV and FILMTEC innovative membranes. Please refer to our sales representative for the recent report.