... proof / sound absorption 3.low density 4.types of pattern 5.CE/ISO9001 1. fireproof matetial ... Mineral Wool Ceiling panel with CE CertificateProduct NameMineral Wool Ceiling BoardColorwhite, or other ... , little star, lovely swormDimension(300/600)*(600-2400)*(14-18)Edge typeGrid, Rectangle, Square, StripFunctionFireproof, Sound- ... Mineral Wool Ceiling panel with CE Certificate