We use eco-solvent inks on all our correx signs, which are watertight and UV-resistant. Boards are supplied at a greatest sheet measurement of 8x4ft (2438x1219mm), any board printing orders bigger than this may be break up into sections. Remember to depart us a Notice For those who have any preference https://www.indigosupplies.com/blogs/news/protect-floors-and-surfaces-with-correx%C2%AE-temporary-floor-protection