1. waterproof, sound, heat insulation 2. excellent quality 3. competitive price, roll 4. we are a factory Aluminum- ... business in China, in our own factory, we produce high quality aluminium silicate wool (also called ceramic wool) products, including the ... ), fiber glass cloth (single side, double sides, six sides), fiberglass blanket (single side, double sides), or aluminum foil (single side, double ...