Thickness, mm: 15 mm Length, mm: 2200 mm; 1800 mm; 1100 mm Useful layer: 3.8 mm Construction: Double-layer on moisture-resistant plywood Surface treatment: Brushing Coating: UV oil-wax OSMO Connection type: Groove/tongue Chamfer: on 4 sides Boards per package: 6 pcs. full length Suitable for underfloor heating: Yes
There is a curled texture (picture) and “live” knots that have not fallen out with a diameter of up to 50 mm. “Healthy” knots (partially fused, puttied) up to 40mm for every half meter of length. End cracks and cracks along the plane (puttyed) UP TO 100 MM. Presence of medullary rays. Changes in tones. There is no sapwood.