EPS sandwich roof panels 1, Excellent price and quality 2, Light weight 3, Easy installation 4, ISO90 EPS sandwich roof ... absorbing2. Fire resistance raring: NoneUsage:This kind of sandwich panel can be used in steel structure workshop, ... m3Conventional colorOcean blue, tephrosiouslifetime15~20 yearsCharacterLight in weight, heat insulation, water resistant, green and environmentalUsevarious roofs and ...