Material — lightly steamed natural oak, with a moisture content of 8-10%. It is bonded with Kestokol D300 glue in width from longitudinally finger-jointed lamellas with a width ranging from 40 mm to 50 mm or a fixed width of 40 mm. The panel length ranges from 1000 mm to 5000 mm, with thickness options of 18, 20, 28, 30, 40, 45, 55 mm. The quality of the panels is B/B, with permissible color marks on the front side and occasional securely embedded knots on the back, with no blueness in the red core, no stains from spacers, and no open joints. All bonding areas are cleaned according to DIN EN 204/D3 standards. The panel is sanded with 80-grit sandpaper on both sides. Standard panel sizes range from 1000 to 5000 mm in length, with a width of 650 mm (maximum available width is 1200 mm upon request).