Correx Fluted Plastic Custom Sign Printing BoardCorrugated plastic material that is ideal for temporary site boards. Affordable, lightweight, easy to fit and totally weatherproof that can be drilled, screwed, riveted or fixed to posts. Ideal for real estate agent signs, construction and building signage, school signs, campaign boards, safety and security signs. Order your custom printed signage today by simply uploading your artwork ready file. Can't see the size you need or require a bulk order?