Noise control in ventilation
Why is it such an issue? In 1999 the WHO (World Health Organisation)…
Type ADU04
Type ADU04 is a rectangular air distribution unit for displacement ventilation. The armature has a rectangular duct connection with sleeve dimensions.
The unit is fitted with diffusion nozzles which make it possible to change the geometry of the near zone. The unit is maintenance free and there is no risk of clogging.
Dimensions
Size | A | B | C | H | Weight (kg) |
2010 | 300 | 300 | 200 | 980 | 12.0 |
2510 | 500 | 350 | 250 | 980 | 24.0 |
3115 | 800 | 500 | 315 | 1500 | 80.0 |
4015 | 800 | 600 | 400 | 1500 | 96.0 |
Internal and external parts are galvanised steel nozzles are black plastic.
The face plate is 1.5mm galvanised steel. Standard finish is RAL 9010 white powder coat but other colours are available on request.
The sound level is specified at room damping of 4dB, corresponding to the damping in a room constant of 10 m2 SABINE measured in the reverberation field.
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