Acoustic Silencer 445B


Baffle unit with acoustic insulation, for use in conjunction with louvre ventilator.

  • Combination enables ventilation with high acoustic attenuation. Physical free area: Determined by louvre unit.
  • Application can be designed by supplier to suit performance requirements for acoustic attenuation and airflow. Consult Renson.
  • Galvanized steel housing with mineral wool fill.
  • Weighted sound reduction index: 19 dB.
  • Made to measure.

General information

Uniclass 2015

Pr_65_67_78_72 Rectangular attenuatorsPrimary


L10/650 Metal louvres

Specification data - Rectangular attenuators

Product Reference

Acoustic Silencer 445B

Aperture (w x h)

___ x ___ mm

As drawing ___

Unit depth

425 mm

725 mm

1025 mm

___ mm