Icyapa cyiza cyane cyometseho icyuma gikoreshwa nkurwego rwo hejuru, umurongo wicyuma wa galvanised ukoreshwa nkicyumba cyo gufunga inkombe no gushimangira imbavu, isahani ya magnesium idafite ikirahure ikoreshwa nkurwego rwibanze, ubwoya bwamabuye bukoreshwa nkurwego rwimbere rwimbere , ikorwa mukanda, gushyushya nibindi bikorwa.Ifite imikorere myiza yo gufunga kandi urwego rwo hejuru rwo kurinda umuriro.