... over 80% xternal heat from buildings, protect wall, resist thermal shock and sudden cold,etc.Characteristics:1. no ordor and ... good sealing propertities, energy-saving...3. heat reflection, heat insulation, sound insulation, anti-radiation, anti-vibration, and shielding.4. light, ... protective coatings of waterpipe and ventilating pipe. Fire-retardant Insulation with Aluminum Foil and Woven Cloth