Amanzi ahlanzekile naphephile kubasebenzisi bezindawo zokuhlala nabathengisayo.
Izihlanzi zamanzi okuphuza izingelosi zisebenza kahle kakhulu ekwelapheni amanzi.Basusa amagciwane, amagciwane namakhemikhali, izihlungi ezingakwazi ukubhekana nazo.Kunezinhlobo ezintathu zokuhlanza izihlanzi zamanzi okuphuza izingelosi: MF, UF, kanye ne-RO.Angakusiza ukuthi unqobe izinselele ezingenhla futhi uqinisekise amanzi okuphuza aphephile, anempilo futhi anambitheka kangcono empompini.