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Faced or Unfaced Insulation: Which To Use & Where To.. How did they come up with the terms “faced” and “unfaced”? Well, “faced” literally means to face-off, push it back, or act as a barrier from accessing the other side. A facing insulator comes in various paper or plastic materials, e.g., Kraft paper, foil kraft paper, aluminum foil, and vinyl. A facing, therefore, is a. See more

Faced or Unfaced Insulation: Which To Use & Where To.
Faced or Unfaced Insulation: Which To Use & Where To. from basc.pnnl.gov

Web  However, it’s common for a layer of faced insulation to be used in the exterior walls and attic ceilings to prevent water from entering the home, while unfaced insulation can be added...