Heron X-100 Blue Intelligent RO water purifier Heron X-100 Intelligent RO water purifier is an extraordinary five stage RO water purifier along with a built-in inline pressure gauge and a power switch. It also contains an automatic flash valve which ensures the membrane’s durability. Membrane in USA that guarantees the optimum safety and performance. It’s a superb Reverse Osmosis system & capable of removing over 99% of all organics & bacteria as well as 95% of TDS, ideal for a family & small office. Reverse Osmosis Purification Capacity is 75 GPD or 250 Liter Per Day.