... product consists of 60% pvc S-700 resorcin ,20% fine wood fibers and 20% additives such as coupling agent,reinforcement agent ... .5,Passed SGS,ROUHS test,environment friendly,wpc foam wall panel certified by CE.6,Common size:164mmx12mm,210mmx5mm-15mm,or ... .7, Easy to install: Use real wood panel as joist to form a frame,screw wall panel onto the joists one by one ...