heat shield


Cars & Driving

  • noun a sheet metal part, usually reflective, often asbestos-lined; protects heat-sensitive components from heat radiation of the exhaust system.


  • A barrier which serves to protect against external heat. It may consist, for instance, of a metal or ceramic sheet.
  • A material, object, or device, such as a heat sink, which serves to remove heat from a piece of equipment, enclosure, or system.