Ceiling diffuser DQDL

Fields of application

Supply air and return air installations in shopping centres, restaurants or cinemas. They can be used for heating and cooling up to a Δt = – 8 K. Mounting height from 2.6 – 4 m.


The air is blown into the room horizontally via the fixed louvres. Owing to the perforations in the edge area, part of the air flow exits as laminar flow.

Volumetric flow range

200 - 1500 m³/h