Izisefo ezizenzakalelayo zebha yensimbi engagqwali yokuhlanza amanzi angcolile ngaphambi kokwelashwa.Isikrini sebha esisebenza kahle kakhulu sokuhlanza amanzi angcolile sifakwa endaweni yokungena esiteshini sepompo noma uhlelo lokuhlanza amanzi.Yakhiwe ngesisekelo, izintambo ezithile ezimise okwegeja, ipuleti lerake, iketango lekheshi kanye nezinciphisi zezimoto njll. Ihlanganiswe esikhaleni esihlukene ngokuya ngesilinganiso sokugeleza esihlukene noma ububanzi besiteshi.