Ceiling ,metal ceiling ,aluminum ceiling ,false ceiling ,suspended ceiling ,ceiling light 1.Different Perforation and surface Specifications Clip-in Aluminum ceilingProduct:Clip-in aluminum ceilingSize:300*300mm,600*600mm,300*600mm,300*1200mm,600*1200mm or customized,height:20mm,27mmThickness:0.4mm,0.5mm,0.6mm,0.7mm,0.8mm,0.9mm,1.0mmPowder coating thickness:During 0.06mm to 0.08mm(average ...