1. Inani elikhulu lee-cores, zonke izakhiwo zokuthintela amanzi omileyo, akukho mafutha okugcoba, ahlambulukileyo kwaye akhawuleza ngexesha lokwakha, kwaye akukho mpembelelo kwindawo engqongileyo.
2. I-modulus yeglasi ephezulu yokuqinisa intonga yeplastiki (i-FRP) yokuqinisa.
3. Ifilimu ebotshwe ngamacala aphindwe kabini egqunywe intsimbi ethathiweyo isikrweqe setape inokuphucula ngokufanelekileyo uxhathiso olusecaleni lwentambo yokukhanya.