FIELD: ventilation.
SUBSTANCE: present invention relates to equipment for forced ventilation devices, and more specifically - forced-exhaust ventilation devices. Equipment for supply-and-exhaust ventilation, controlled by removal and, respectively, air injection, in a room containing two groups - first and second, each of which includes at least one room, wherein comprises at least one sensor to determine a first group injection requirement and a central unit to control injection and, respectively, removal of a stream from a second group, comprising at least one controlled means for controlling injection and, respectively, removal of flow, automatically controlled in accordance with the need for delivery of the first group, and at least one pressure sensor in the central assembly, wherein the central unit is built into the plenum and exhaust ventilation device so as to receive the delivery flow and, respectively, removal air.
EFFECT: this allows to easily realize the need for injected and removed air.
14 cl, 1 dwg
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