A raw plank is a pre-product for the manufacture of a parquet flooring in accordance with DIN EN 13489. The production depth can be selected as required. The lowest depth of production is a 3-layer glued raw plank according to the dimensions requested by the customer. The blank is sharply cut on one long side for profiling. The following options are available: - Defects filled with 2K polyester filler (putty colour according to customer requirements) - Knotholes repaired with foreign knots - Surface sanded