Items above 30kg can only be sent from Monday to Friday. If ordered prior to 6pm, you should allow up to 2 small business times for supply. Orders put right after 6pm Thursday will be sent once the weekend. To be a standard guide the thicker the boards are significant https://www.indigosupplies.com/blogs/news/protect-floors-and-surfaces-with-correx%C2%AE-temporary-floor-protection