It is important to water should be clean. RO (Reverse Osmosis) is a one of the best technology that has been used for removal of salt from seawater. Reverse osmosis generally designed for industrial usage is becoming most famous in domestic. Clean and pure drinking water is vital for well-being. So, water filtering system provides safe drinking water. Purification most probably two types of manual or electric. Today electric water filtering is used widely. There are many types and brand portable purifier system to meet your needs.