Sound absorber round air duct STIEBEL ELTRON
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General information
Ordercode YESSS
7301-0389 
Product code
202933
EAN code
4017212029336
Product group
Sound absorber round air duct
Brand
STIEBEL ELTRON
Product specifications
Material inner pipe
Sendzimir-galvanised steel
Material outer pipe
Sendzimir-galvanised steel
Nominal duct diameter
315 mm
Inner diameter
315 mm
Outer diameter
515 mm
Flexible
No
Connection 1
Insert end
Connection 2
Insert end
With pre-mounted seal
Yes
Insulation thickness
100 mm
Material insulating material
Rock wool
With protection cloth
Yes
With core/cone
Yes
Damping 63 Hz
3 dB
Damping 125 Hz
6 dB
Damping 250 Hz
12 dB
Damping 500 Hz
20 dB
Damping 1000 Hz
25 dB
Damping 2000 Hz
22 dB
Damping 4000 Hz
17 dB
Damping 8000 Hz
14 dB
Working length
600 mm
Product information