Marine plywood is often graded as getting compliant with BS 1088, and that is a British Typical for marine plywood and it is:710 is Bureau of Indian Requirements (BIS) for marine grade plywood. You'll find couple Worldwide specifications for grading maritime plywood and almost all of the requirements are voluntary. https://beauifaup.smblogsites.com/23832681/5-tips-about-plywood-you-can-use-today