- 11
- Jul
60 Minute Fire Rated umnyango
Iingcango zomlilo ezixhaphakileyo ebomini zihlulwe kakhulu zibe ziindidi ezine, ezizezi, iingcango zomlilo zamaplanga, iingcango zomlilo zentsimbi, iingcango zomlilo zentsimbi kunye nezinye izixhobo zomlilo. Iingcango zomlilo zihlukaniswe ngamabakala ahlukeneyo, kwaye ixesha lokumelana nomlilo leengcango zomlilo zeKlasi B yimizuzu engama-60.