Rectangular attenuator

The sound-absorbing attenuator type AGC-A is used in rectangular ducts. The acoustics is supplied with a standard SB30 profile.

The baffles of the attenuator are standard finished with a rounded corner to minimise flow resistance.

Most important features:

  • Also available with SB20 or SB40 profile
  • Non-flammable in accordance with DIN 4102
  • Maximum air velocity between the baffles: 20 m/s
  • Maximum operating temperature: 100˚C
  • Insertion loss, flow noise and pressure loss measured in accordance with DIN 45646 (ISO 7235)

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