... upright . The foam aluminium sheet is casted pressure by the aluminium alloy.It can be recycled after destroy or update.It is ... the only green product can't be secondary pollution to the enviroment at present.The foam ... fireproofing noninflammability,weather fastness,stain resistance,ageing resestance,it can bear blowing,raining,sunshining.It has definite resisting compression, ...