1. Idizayinelwe ngeziphetho ezicijile ukuze ifakwe kalula phansi.
2. Zijwayeze kokubili inhlabathi exegayo kanye nenhlabathi ehlangene.
3. Ukusetshenziswa okungenakubalwa, okulula kodwa okusebenzayo.
4. Ukwelashwa kwe-anti-corrosion surface.
5. Kulula ukubeka nokususa.
6. Izitayela nemibala ingakwenzela ngendlela oyifisayo.