... .Surface Facing:Magnesium Oxide Board or Fibre Cement Board2.Core Material:EPS,XPS,PU,Rock Wool Etc.3. ... Width:900mm,1000mm,1200mm4.Application:Wall Partition,Wall Board,Roof Characteristics 1 ... is Self Extinguishing Grade , and the Facing Board Fireproof , thus,Sandwich Panels have excellent Fire Resistance ability.2. The ... , so it is easy to be Installed . XPS Sandwich Board