Q: Owens Corning, Certainteed, Knauf, or Guardian - what's the best brand of fiberglass insulation?

I'm adding a new family room onto my house. I'm going to go with fiberglass insulation? What's the best brand: Knauf, Guardian, Certainteed, or Owens Corning?

Posted in Additions on



  • Answer This Question


    Create a profile or
    Login to take credit!