Different Grade Birch Veneer of Birch Plywood Sheet
There are four grades of plywood: B, BB, C, CP and WG. The grade refers to the quality and appearance of the plywood’s face and back veneers. B has the highest quality and is the most expensive, and WG is the least expensive.
B Garde Birch Veneer
A light colour that is uniform and free of plugs or open splits. Only a few pin knots and minor colour variations are allowed.