... right one for indoor decoration.2.Made with high quality aluminum material,world-leading technology,and with good reasonable prices, and ... ,15*50mm,15*60mm,15*70mm,15*80mm,20*60mm,20*70mm,20*80mm,20*90mm,20*100mm;5.Thickness:0.4mm to ... rod series, wall angles,or as per your installation method. Aluminum open cell grid ceilings