... as insulation and vapor proof of metal building Aluminium foil kraft with PEWith high tensile strength and bursting strengthVapor ... retarding &sound insulationSpecifications:1)Aluminium Foil:7-micron2)PE3)Kraft:50gsm;55gsm4) Roll width: 1 ... length: 60, 120, 300, 500, 1800, 3000mMore specification of foil,kraft,roll length,roll width are acceptable. Aluminium ...