BERLIN - OAK RUSTIC BRUSHED NATURAL-OILED

Character: Highly variable in texture and color, it contains sapwood, knots, drying bands, flame pattern. 
Knot: Groups of knots are permitted 
Sapwood: Permissible, up to the 1/3 of lamella. Oil brown stain and blue stain of metallic origin are not permitted, other natural discolorations are permitted.