Bedroom, Rug Floor, Chair, Bed, Floor Lighting, and Medium Hardwood Floor Like other Lustron homes, the interior and exterior were built using porcelain-enameled steel panels (the same kind used to make White Castle buildings), and connected to a steel frame.  Photos from A Lustron Steel Prefab in Pristine Condition Lists For $350K

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Like other Lustron homes, the interior and exterior were built using porcelain-enameled steel panels (the same kind used to make White Castle buildings), and connected to a steel frame.