Hexagonal tower with lockable equipment room

Device made of non-impregnated mountain larch, sawn timber heart-cut. Climbing rungs made of hardwood (ash) Ø 4.2 cm, milled, mortised, secured against twisting. Multi-layer board made of three-layer board (3 cm) or five-layer board (4 cm), high dimensional stability, weatherproof glued in accordance with DIN EN 13353:2011. 2-layer roof construction, rainproof due to sub-roof membrane Window openings glazed with safety glass (VSG 8 mm).