... -38mm Birch plywood1, certificates:CE CARB IS9001 ISO14001.2, Face and back : birch , okoume , bintangor , meranti , keruing , ... pine , poplar other red and white hardwood vwneers 3, Core: poplar,combi hardwood brich okoume ... -proof and easy work; 4.Tight construction and high strength; 5.No ratten or decay; 6.Low formaldehyde emission... High quality furniture birch ...