Birch A grade
A grade (3-4 sides clean)
Provides the user with long, clear cuttings, best suited for high quality furniture, interior joinery and solid wood mouldings.
In the total volume, at least 50% of the boards have to be clean and free of defects on all 4 sides. The remaining 50% has to be clean on 3 sides, max 2 knots per running meter are allowed on the worst face. Boards have to be white on 4 sides.
Red heart, pith, sticker stain, rot, mould, undersize, cupping, bowing and twistings of the boards are not allowed.
Available dimensions 25/32 x 75/100/125/150 x 1800-3000mm with 300mm steps.