... poplar,fir,hardwood,imported red hardwood, paulownia, falcata, combi etcthickness4MM,6MM,9MM,12MM,15MM,18MM,19MM,,21MM,22MM,24MMsize1220X2440MM,1250X2500MM,and ... 2> Strong nail holding.3> Moisture-proof and easy work.4> Tight construction and high strength.5> No ratten or decay ... surface during construction process. Particular suiltable for watering concreate 4*8ft blockboard bingtangor okoume faced