1.Daga ka'idar tacewa na ultrafiltration membrane water purifier (UF) da RO ruwa mai tsarkakewa, dukansu biyu suna tace ruwa ta hanyar kayan aikin polymer.
Cire ƙazanta daga ruwa.

2. Daga daidaiton tacewa na ultrafiltration membrane da RO membrane, daidaiton tacewa na biyu ya bambanta. Daidaitaccen tacewa na membrane ultrafiltration shine 0.01 microns,
Daidaitaccen tacewa na RO membrane shine 0.0001 microns.

Ruwan famfo da aka tsarkake ta membrane na ultrafiltration na iya cire ƙazanta masu cutarwa kamar laka, tsatsa, colloid da ƙananan ƙwayoyin cuta,
A lokaci guda riƙe ma'adanai na asali da abubuwan ganowa a cikin ruwa.

Bayan RO membrane tacewa da tsarkakewa, ana samun ruwa mai tsabta tare da ƙwayoyin ruwa kawai da suka rage, wanda ba zai iya cire tsatsa kawai ba.
Colloid, ƙwayoyin cuta da sauran ƙazanta masu cutarwa, amma kuma suna cire magungunan kashe qwari, ƙarfe mai nauyi, da sauransu.
Haka kuma akwai sinadarin tacewa bayan RO membrane tacewa, yana kara ma'adanai da abubuwan gano abubuwa masu amfani ga jikin dan adam. Mafi mahimmanci shine strontium.
Strontium yana daidaita sha na sodium da calcium a cikin jiki.

3.Ultrafiltration membrane water purifiers kullum amfani da matsa lamba na famfo ruwa don yin tacewa ba tare da wutar lantarki. RO mai tsarkake ruwa saboda daidaiton tacewa yayi yawa,
Ba za a iya samun tacewa da tsarkakewa ta hanyar amfani da ruwa na ruwan famfo da kansa ba, don haka gabaɗaya ana buƙatar ƙarfafawa da matsawa don cimma tsarkakewa da tace ruwan famfo.
Bugu da kari, RO water purifiers gaba daya samar da ruwa mai datti. Ta hanyar haɓakawa da haɓaka fasahar fasaha a cikin 'yan shekarun nan, an rage rabon ruwa mai tsabta na ruwa na RO daga 3: 1 zuwa 2: 1 ko 1: 1.