Four sides clear (knot and defect free). Defects can be placed in the hidden ‘non visible’ lamellas of a distance of min 12mm from all surfaces vertical/semi vertical grain on all face lamellas Standard on sections up to 98mm face.
12% +/- 2%
Joint Distance Finger Joints
150 – 900mm
Max 0.5mm deviated on thickness/width
0.5mm deviation, as long as total thickness conforms
1mm per lineal metre