... Name:Perforated radiant barrier foilStructure:Alu foil+Woven +Alu foilSize:4'*250'/rollTechinal Parameters:Characteristics1.No odor and toxicity, ... insulation,anti-radiation,anti-vibration and shielding insulation4.Moisture barrier,sun-proof,water proof,heat insulation,saving energy ... consumed by cool air condition5.Summer:moisture barrier,sun proof,heat insulation,saving energy consumed by ...