Method and unit are for producing ventilation system with good access for service and maintenance and involve fan fitted in air channel in sound insulator

摘要

The method and unit (3) are for producing a ventilation system with good access for service and maintenance and involve a fan (4) fitted in an air channel (6A) in a sound insulator (6). The sound insulator is releasably connected with a ventilation channel (2) in the ventilation system.