Manufactured using waterproof adhesives, typically phenolic or melamine resins, which help bind the layers of wood and make the plywood more resistant to moisture penetration., With a thickness of 35mm, this plywood provides additional strength and structural stability, making it suitable for load-bearing applications like formwork or decking., The exterior-grade plywood typically has a smooth surface that can be painted, stained, or left as is, depending on the desired aesthetic.