... Light,soft,dustfree,fire-retardant,Environmental 4.XPE foam thermal insulation This item consists of AL/XPE ... with a stable and low thermal conductivity. It’s light in weight. It could absorb sound, reduce ... noise, and provide cushioning function. It’s water and leak proof, anti-flaming, easy to ... be processed and installed. it’s durable inuse and enduable to heat, cold, and ...