D61
Return Air Diffuser with square coarse grid

The return air diffuser with front view into the coarse grid (90 % free cross-section) is designed for very large return air volumes at low pressure drop The inner part is removable. The outlet can be supplied optionally with a filter inlay.

Characteristic features of diffusers:

  • Large return air volumes
  • Low pressure drop
  • Optional interior insulation for very low noise level
  • Optional additional filter
Questions about the product

Products group

Air Diffusers

Type

Deflector Plate Diffusers

Article

D61
Return Air Diffuser with square coarse grid

Volumetric flow

72 - 3240 m3/h

Design

Ceiling air diffuser with front view into coarse grid (90 % free cross-section) for return air. With frame 25 mm made of aluminium, removable inner part. Pressure reduction box with side connecting nozzles, integrated filter holder and volume adjustment from the front. Recommended filter class EU3. Coarse grid made of aluminium. Pressure reduction box made of galvanised sheet steel with or without thermal and acoustic interior insulation.

Versions

  • Inner part, fixed, without interior insulation in pressure reduction box
  • Inner part, removable for customer supply filter without interior insulation in pressure reduction box
  • Inner part, fixed, with interior insulation in pressure reduction box
  • Inner part, removable for customer supply filter with interior insulation in pressure reduction box