Flooding mold DN3200 for tanks with a max. production height H2500mm, wall thickness 150mm and bottom thickness 150mm. Poured with self-compacting concrete or semi-dry concrete compacted on a vibrating table. The mould in a steel structure, equipped with anti-convexity, mould shell opened by means of ratchet screws, equipped with tools for mounting in a turntable. Hydraulically tapered mould core, profiling ring for the spigot end of the product, made according to the contour of DIN 4034 part 1.