Keyword: B/BB grade marine plywood What Is B/BB Grade Marine Plywood? When sourcing marine plywood, the grade is one of the most important indicators of surface quality and overall sheet performance. B/BB grade marine plywood refers to a panel with a B-grade face and BB-grade back. It’s a popular choice in industries where surface appearance … Continue reading B/BB Grade Marine Plywood: What It Means & Why It Matters