Duka channel fan 100 tt silent 390420 100 tt silent duka ventilation tt silent duct fans is additional lydisoleret, which gives one quiet operation. Kanalventilatorerne can used together with ø100 Ø160 mm ventilation. Can used to combined inflow and udsugningsventilation in commercial past, the laws industrial space with strings noise requirements as example. Library, conference rooms, classrooms, kindergartens, playroom etc. Kanalventilatorernes cabinet is of steel with one polymer... Brand: Duka
