QUALITY CLASS
3-LAYER – ALDER
A
B
Class A:
According to EN 13017-2: Tight-jointed surface; color-sorted face quality; sound, firmly intergrown knots permitted.
Class B:
According to EN 13017-2: Tight-jointed surface; striking and rustic appearance as well as coarse texture and discolorations permitted; sound, firmly intergrown knots permitted; repairs and natural knot plugs permitted; individual cracks permitted.
