Extruded aluminium body RAL 9010
Steel ceiling compensation plate RAL 9010.
Aluminium deflectors RAL 9005 black.
Type 280 D: slot width 20 mm
Type 290 D: slot width 25 mm
The standard length of the slots (L) is the maximum length available in the ceiling plate used. This length (L) may be reduced on request according to the system airflow.