Oak parquet in multi-layer construction with small bevel on the sides and approx. 4 mm top layer as well as approx. 4 mm backing of the same kind of wood running the opposite direction with a 3-layer in the middle. Tongue and groove on all sides for easy installation compatible with mafi planks for frieze patterns. Panels with healthy knots are part of the appearance Small knots are sealed with matching wooden putty. Putty up to 10 mm across in spots. Dimension: 700 x 700 x 19 mm. Priced by the piece.