water resisitant,Wall Partition usage,High Stability,easy to fix nd installation,Good Surface Treatment Specifications1.Surface Facing:Magnesium ... Board or Fibre Cement Board2.Core Material:EPS,XPS,PU,Rock Wool Etc.3.Width:900mm,1000mm,1200mm4.Application:Wall Partition,Wall ... , with the Tongue -and -Groove design , so it is easy to be Installed . XPS Sandwich Panel