... *600 perforated lay-in aluminum ceilings 1)Professional in making aluminum ceiling tile 2)High quality with best price Aluminum acoustic decorative ceiling ... panel SPECIFICATION: Product name 600*600 perforated lay-in aluminum ceilings Size300*300mm,300*450mm,600*600mm,300*1200mm ... ,600*1200mm or customizedHeight8,10,12,16,18,20mmThickness 0.3-1.5mmColor white,silver or customizedSurface ...