: Typically carries individual sheets in the "Signage" or "Lumber" departments. They often stock brands like Plaskolite .
: They usually stock smaller, thinner versions of plastic corrugated boards in the poster board aisle. where to buy corrugated plastic cardboard
For most DIYers, the easiest way to get a few sheets is to head to a local hardware giant. These stores usually stock standard sizes (like 24" x 36" or 48" x 96") in white, black, or clear. : Typically carries individual sheets in the "Signage"