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Blauberg SDF (round)

  • Description
  • Modifications
  • Downloads
  • Designation key
  • Noise level reduction
Description
Description
FEATURES

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 315 mm round air ducts.

MOUNTING

Fixing to round ducts with clamps. Any mounting position. For better sound absorption install the silencers in series. Fixing on both ends and in the middle to prevent sagging.

  DESIGN

Consists of outer and inner flexible spiral seam air ducts made of aluminium alloy and filled with non-flammable sound-absorbing material. Internal surface is perforated and covered with protection coating to prevent fiber blowing-out. A great variety of standard ranges with several length options.

Modifications
Modification name
SDF 100/2000
SDF 100/600
SDF 100/900
SDF 125/2000
SDF 125/900
SDF 125/900
SDF 150/2000
SDF 150/600
SDF 150/900
SDF 160/2000
SDF 160/600
SDF 160/900
SDF 200/2000
SDF 200/600
SDF 200/900
SDF 250/2000
SDF 250/600
SDF 250/900
SDF 315/2000
SDF 315/600
SDF 315/900
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Documents archieve
Documents archieve
Select a document type
  • Catalogues
  • Technical documentation
  • Certificates
Name
SDF (round) - data sheet (pdf 402.96Kb)
SDF 100/125/150 (round) - image (png 443Kb)
SDF 160/200/250/315 (round) - image (png 497.6Kb)
Designation key
Designation key
Series Connected air duct diameter [mm]   Length
SDF 100; 125; 150; 160; 200; 250; 315 / 600; 900; 2000
Noise level reduction
Noise level reduction
Model 63 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 8000 Hz
SDF 100/600 6 8 13 22 28 34 17 20
SDF 100/900 8 10 15 25 33 40 21 23
SDF 100/2000 10 15 24 48 53 51 39 36
SDF 125/600 4 7 14 20 31 31 13 12
SDF 125/900 5 9 16 23 36 37 17 16
SDF 125/2000 7 15 23 47 55 50 28 25
SDF 150/600 3 7 12 32 40 40 19 20
SDF 150/900 4 8 14 40 48 49 26 25
SDF 150/2000 5 10 21 42 50 48 26 25
SDF 160/600 3 7 12 20 25 24 10 12
SDF 160/900 3 8 13 21 28 28 13 16
SDF 160/2000 5 11 20 40 48 48 25 25
SDF 200/600 2 5 12 20 26 21 10 10
SDF 200/900 3 6 12 22 28 24 12 13
SDF 200/2000 4 11 22 42 51 34 19 23
SDF 250/600 2 3 8 16 22 13 10 10
SDF 250/900 2 4 9 18 25 16 11 12
SDF 250/2000 3 6 16 30 39 27 17 22
SDF 315/600 2 4 9 18 21 12 7 9
SDF 315/900 2 5 11 21 24 14 8 10
SDF 315/2000 4 7 17 34 39 24 14 18