FIELD: construction; natural ventilation system.
SUBSTANCE: equipment has regulating louver grate, and behind the louvered grate inside the ventilation shaft, there is a short, open ended L-shaped pipe with one end in the direction of the louvered grate and the other connected to a pressure sensor which is electrically connected to a rotating actuating mechanism of the louvered grate.
EFFECT: increasing process reliability of stabilisation and regulation of the productivity of a ventilation shaft.
1 dwg
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