VZ-AR

Duct diffuser for supply and extract air
  • Longitudinally welded casing duct with perforations arranged in longitudinal direction
  • Design as round duct diffuser VZ-AR or oval duct diffuser VZ-OAR
  • Horizontally mounted as standard, but can also be arranged as a vertical standpipe
  • Maximum number of perforation rows depends on diameter
  • Individually adjustable air deflectors for all air jet outlet directions over an angle of 180°
  • With high decorative requirements for suspended installation
  • Air deflectors made of impact-resistant plastic in 5 standard colours
VZ-AR
Duct length
LR (mm)
Perforation length A (mm)Duct diameter D (mm)Number of perforation rowsRecommended air flow V
l/sm3/h
14901200160 - 800131112
160 - 800262224
200 - 800393336
224 - 8004124448
224 - 8005156560
250 - 8006187672
355 - 8008249896
More sizes and information on the duct dimensions is available in the product sheet.
VZ-OAR
Duct length
LR (mm)
Perforation length A (mm)Duct dimension W x H (mm)Number of perforation rowsRecommended air flow V
l/sm3/h
14901200350x160 - 1800x500131112
350x160 - 1800x500262224
350x160 - 1800x500393336
350x160 - 1800x5004124448
500x160 - 1800x500*5156560
500x160 - 1800x500*6187672
630x150 - 1800x500*8249896
More sizes and information on duct dimensions is available in the product sheet.
*Does not apply to the entire size range, more information is available in the product sheet.

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