... bubble/woven cloth/AL Moisture barrier,heat insulation anti-radiation,shielding Aluminum foil reflective insulation Product Description ... has good insulation, heat-reflection & insulation and anti-radiation functions, but also has good moisture-barrier, ... install;3.Heat reflection, heat insulation, sound insulation, anti-radiation, anti-vibration, and shielding;4.Moisture barrier, sun-proof, waterproof ...