RO (reverse osmosis) water treatment and water treatment technology has taken the place of complete ion exchange desalination plants in the last 10 years. With this modern filtration technology, water quality of up to 10µs can be produced. The reverse osmosis (RO) device is a water filter with an opening of 0.0001 microns, ie with this water purification we can remove organic impurities, heavy metals and bacteria from the water.