Gukoresha Groupeve izuba ryizuba rya zebra
1. Inyubako rusange (gymnasium, theatre nini, ikibuga cyindege, ikigo cyerekana)
Imyenda muri rusange igomba kuba yujuje urwego rwa B1 (indangagaciro ya ogisijeni ≥32) yumuriro na flame retardant
2. Inyubako y'ibiro (biro, icyumba cy'inama, lobby)
Urebye iburasirazuba n'iburengerazuba muri rusange hitamo imyenda ifite 1% -3% ifunguye;kureba amajyaruguru muri rusange hitamo imyenda ifunguye 10%;kureba mu majyepfo muri rusange hitamo imyenda ifungura 5%.