... Hhigh Rigidity ,Consistency 4)Wide applicabilityDetailed Product DescriptionLay-in Perforated Aluminum Ceiling 1)Size:300x300mm, different sizes are ... , 300x600mm, 600x600mm and 600x1200mm,610×1220mm, 2)Equipped in: both romm, underground,shopping malls, offices, high-rise ... coating, available in multi colors except metallic color7)Perforations: All aluminum ceilings can also be perforated according to ...