Get noticed with our printed Correx boards. Correx is a corrugated polypropylene material. Correx board is ideally suited for use as short and medium term signage and point of sale material, for example, estate agents boards, or directional and security signs. It is durable, lightweight and fully printable as well as waterproof, moisture resistant. Correx board is easy to handle, as it can be cut, drilled, glued, screwed easily onto walls or posts.