... . Unlike most plywood, cement-bonded particle boards, gypsum boards or magnesium boards, Gold Element board is light weight, ... SizeThickness4mm~25mmWidths1220 mmLengths2440 mmNote: All metric / standard boards come with cutting square edges. Recessed edges may ... no added formaldehyde or asbestos, reduces materials on the job APPLICATIONSWALLSExcellent for interior & exterior walls, partitions, curtain ...