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Blauberg SD 150/600

Silencer for round duct.
EAN codeEAN4058448041877
  • Description
  • Characteristics
  • Downloads
  • Designation key
  • Dimensions
  • Noise level reduction
  • Pressure drop diagram

For attenuation of noise produced by a ventilation system and spreaded along ventilation ductworks. Used jointly with sound-insulated fans in premises with high requirements to noise level produced by ventilation equipment. Compatible with Ø 100 mm up to 400 mm round air ducts.


Fixing to round ducts with clamps. Any mounting position. For better sound absorption install the silencers in series.


Galvanized steel case is filled with non-flammable sound-absorbing material with protecting covering against fiber blowing. Airtight connection with air ducts due to connecting flanges with rubber seals. A great variety of standard ranges with several length options.

Parameter SD 150/600 Measurement unit
Weight 2.8 kg
Length 600 mm
Casing material galvanized steel -
Air duct for round air ducts -
Connection diameter 150 mm
Documents archieve
Documents archieve
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SD (round) - data sheet (pdf 287.49Kb)
SD (round) - image (png 533.09Kb)
Designation key
Designation key
Series Connected air duct diameter [mm]   Length [mm]
SD 100; 125; 150; 160; 200; 250; 315; 355; 400 / 600; 900; 1200

Model Overall dimensions [mm]
Ø D Ø D1 L L1
SD 150/600 149 250 600 50
Noise level reduction
Noise level reduction

Noise level reduction, dB (octave-frequency band [Hz])

Model 63 125 250 500 1000 2000 4000 8000
SD 150/600 2 4 8 16 32 11 7 7
Pressure drop diagram
Pressure drop diagram

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