... anti-radiation functions,but also has good moisture-barrier,heat-preservation and energy-saving functions in housing construction(roof ... on roof,wall or floor,resist over 80% external heat from buildings,protect wall,restist thermal shock and sudden ... :ight,soft,dustfree,fire,retardant,easy to install; Heat reflection,heat insulation,sound insulation,anti-radiation,anti-vibration,and shielding ...