... functions in housing construction(roof,wall,and floor).Function:Can be installed on roof,wall or floor,resist over 80% ... external heat from buildings,protect wall,restist thermal shock and sudden cold,etc.Characteristics:ight ... -vibration,and shielding; Moisture,bNo odor and to xicity,environmentally-friendly; Larrier,sun-proof,waterptoof,good sealing property,heatpreservation,energy ...