6 Agatsiko gahinduranya urukuta / isahani yo mu maso, bikozwe mu bikoresho byo mu rwego rwo hejuru bitavunika Polyakarubone ya Thermoplastique kandi bigenewe kwihanganira kunama, kugoreka, kuzimangana, ubushyuhe, ingaruka zikomeye, n'imbaraga zikomeye.