Home > Companies > Renson Fabrications Ltd > 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.

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NBS Specification

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This product is associated with the following NBS Create clause:
90-45-75/330 Rectangular silencers

NBS Specification

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Product specification

An important note about specifying



Renson Fabrications Ltd


+44 (0)1622 754123

Product reference

Acoustic Silencer 445B

Aperture (w x h)

[___ x ___ mm]
[As drawing ___]

Unit depth

[425 mm]
[725 mm]
[1025 mm]
[___ mm]

Manufacturer details

Fairfax Units 1 - 5,
Bircholt Road,
Parkwood Industrial Estate,
Kent, ME15 9SF
Tel +44 (0)1622 754123
Fax +44 (0)1622 689478
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