1.6.4. Variable twist outlet with jet straightener DD-VG

For installation flush with ceiling or downstanding in very high halls, particulary suitable for large thermal load fluctuations combined with a high temperature difference between supply air and indoor air when heating.


Volume flow rate range 170 – 3 055 l/s [600 – 11 000 m³/h]
Nominal sizes DN 315, DN 400, DN 500, DN 630 and DN 710
Discharge height 3 – 28 m


  • Adjustable discharge direction from horizontal to vertical, manually or with servomotor
  • Radial jet dispersion
  • Shorter heating-up period with vertical discharge direction
  • Connection to spiral-seam duct or connection box
  • Same construction as DD-VL, but in addition with jet straightener
  • Very large penetration depth when heating