1.Foil+XPE Foam 2.Size:1.2M width* 40M length ... of moisture and oxygen, reduction and insulation of sound. The middle layer also has advantages like reflecting ... . It’s light in weight. It could absorb sound, reduce noise, and provide cushioning function. It’s ... conditioner, refrigeratory and other home appliances. Heat insulation, sound absorption and noise reduction for car, train, refrigerator car ...