Robuta

https://www.eurowater.com/en/water-treatment-plants/membrane-filtration/nanofiltration-unit Nanofiltration unit – retain minerals and control water hardness Nanofiltration is used for reduction of organic matter, colour, sulphate, chloride, fluoride, bacteria, and vira. Can also be used, with advantage for partial... nanofiltration unitwater hardnessretainmineralscontrol