Inzuzo:
1. Isiphuzo samanzi ezingulube esizisebenzelayo esinensimbi engagqwali siwumklamo wokuthi izingulube ziphuze zihlanzekile.
2. Umphuzi wezingono zensimbi engagqwali unesiqu, ingulube inyakaza ngokuluma ukuze ikhiphe amanzi.3. Insimbi engagqwali, i-anti-corrosionfuthi ihlala isikhathi eside, ibushelelezihlinzeka ngamanzi ahlanzekile.
4. Uma ingulube isusa umlomo wayo, isiqu sibuyela endaweni evaliwe.
5. Isebenza kahle kakhulu, yonga isikhathi futhi yonge amanzingaphandle kokuvuza kwamanzi.
6. Isihlungi sepulasitiki esilungisekayo kulula ukushintsha izinhlelo zamanzi ezinomfutho ophezulu kanye nezinhlelo zamanzi ezinomfutho ophansi.