... heat reflection, heat insulation, sound insulation, anti-radiation, anti-vibration, and shielding.4. light, soft, dust - free, fire redartant, easy to ... install.5. summer: moisture-barrier, sun-prood, heat insulation, saving energy by cool ... 3. protective coatings of waterpipe and ventilating pipe. Fire-retardant Insulation with Aluminum Foil and Woven Cloth