AIR CURTAIN WITH FLOW CONTROL.

摘要

The invention relates to an air curtain device (1) comprising a housing (3) to be arranged close to a passage opening in a building (2), which housing is provided with an elongate air outflow opening (6), air supply means connected to the opening (6) and air guiding means (7) for causing directed outflow out of the opening (6) of air supplied by the air supply means (10,30). The air supply means (10,30) herein comprise flow control means with which the supplied amount of air can be varied. The device further comprises valve means (11) for varying the active surface of the air outflow opening (6).