Vinyl Faced Gypsum Ceiling Tiles 595*595mm/600*600mm/603*603mm 7mm/7.5mm/8. ... Tile with aluminum foil backingMaterials: paper face gypsum board, pvc /vinyl, aluminum foilSize: 595x595mm,600x600mm,603x603mm, 595x1195,603x1212mm,etcThickness: 7.0mm ... .5mm,9.0mmUsage : drop ceiling ,match with ceiling T-grid Vinyl Faced Gypsum Ceiling Tiles