Sound attenuating transfer unit

  • Supplied in pairs
  • For the transfer of air though a wall
  • Fits in a rectangular wall opening
  • Simple to install
  • Designed for installation above a door
  • Accessories: VGR telescopic wall sleeve
  • Available in alternative colours
 

AIRFLOW – PRESSURE DROP – Rw

Size Hole (mm)  l/s l/s   l/s  dB
ORTO ORTO 10 Pa 15 Pa 20 Pa Rw
300 300x50 27 32 37 46
500 500x50 43 52 61 43
700 700x50 62 74 89 40
800 800x50 74 88 105 40

Rw = Dn,ew applies for 10m2 normalised transmission area.

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ORTOa  Schalldämpfender Transferluftauslass Instructions/Manuals 246.09kB 2/13/2018 Add to bucket
ORTOa  Schalldämpfender Transferluftauslass Catalogue/Product sheets 392.00kB 2/13/2018 Add to bucket