... /15*50;20*6020*80/20*100mm 2.Cell size:100*100/150*150mm,customized 3.Thickness: ... can increase vision height after installation,suitable for big open sites. Retaining a smooth and beautiful surface,is ... for indoor decoration.2.Made with high quality aluminum material,world-leading technology,and with good reasonable prices ... angles,or as per your installation method. Aluminum open cell grid ceilings