We use eco-solvent inks on all our correx indicators, which happen to be waterproof and UV-resistant. Boards are provided at a highest sheet dimensions of 8x4ft (2438x1219mm), any board printing orders more substantial than this could be split into sections. You should leave us a note Should you have any https://www.indigosupplies.com/blogs/news/protect-floors-and-surfaces-with-correx%C2%AE-temporary-floor-protection