... /back: Okome, Bintangor, Birch,etc. CE& ISO certificate Product namepoplar blockboard Face and backOkoume, bintangor,keruing, poplar, birch,red oak,ash ... , paulownia, falcata, combi etc Thickness4MM,6MM,9MM,12MM,15MM,18MM,19MM,,21MM,22MM,24MM Size1220X2440MM,1250X2500MM,or by order GlueMR,Melamine ... > No ratten or decay.5> Low formaldehyde emission. Good Quality Blockboard