4 x Vortice 17185 TIPO LINEO 100T Centrifugal Mixed-Flow Inline Fan 100mm
Designed to be operated in conjunction with the room light. Power consumption 20 watts (low speed) / 23 watts (high speed). Sound output 30.7dB(A) (low speed) / 39.4dB(A) (high speed). Two speed options, selectable at installation.