With the quality of our drinking water increasingly coming under question, people are now looking for alternative sources of quality water. Reverse Osmosis Drinking Water Systems provide the most convenient and economical solution. The HIGH EFFICIENCY REVERSE OSMOSIS (HERO) SYSTEM Virtually wastes no water with over 99.9% recovery. Comparable systems typically waste 4-12 gallons for every gallon of RO water produced.80157019 Aqua Flo HERO Spec Sheet.pdf80150408 H.E.R.O. - HIGH EFFICIENCY RO Manual.pdf