Abstract: A wall section formed from sheet metal has a main panel, opposing vertical side flanges extending rearwardly from the side edges of the main panel, top and bottom horizontal flanges extending rearwardly from the panel, and stiffening flanges extending perpendicularly from the rear edges of the side, top and bottom flanges, thereby forming load bearing side beams, a header and a sill plate, the side flanges for attachment to the those of abutting wall sections to form a wall.
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