Blauberg SDF 250/900
- Designation key
- 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 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.
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.
|Parameter||SDF 250/900||Measurement unit|
|Air duct||for round air ducts||-|
|Model||Overall dimensions [mm]|
|Ø D||Ø D1||L||L1|
|Series||Connected air duct diameter [mm]||Length|
|SDF||100; 125; 150; 160; 200; 250; 315||/||600; 900; 2000|
|Model||63 Hz||125 Hz||250 Hz||500 Hz||1000 Hz||2000 Hz||4000 Hz||8000 Hz|