Acoustic Louvre 445/86


Framed, single-bank, fixed-louvre panel, aluminium ventilator with acoustic insulation, for wall recess or glaze-in mounting.

  • Enables secure, weather resistant ventilation with acoustic attenuation and exclusion of insects. Physical free area: 34 %. Suitable for plant rooms, car parks, industrial buildings.
  • Application can be designed by supplier to suit performance requirements for acoustic attenuation and airflow. Consult Renson.
  • Aluminium profiles with choice of finish. Blades at 60 mm centres with 20 mm voids. Solid upper surface, perforated lower surface, mineral wool fill. Blades clip onto concealed brackets. Choice of frame with concealed fixing to wall reveal.
  • Weighted sound reduction index: 6 dB.
  • Made to measure. Dimensions (minimum, without flange): 300 x 300 mm (w x h).

General information


Aluminium alloy: AlMgSi 0.5 to DIN 1748

Uniclass 2015

Pr_30_59_48_04 Aluminium louvre panel unitsPrimary


L10/650 Metal louvres

Specification data - Aluminium louvre panel units

Product Reference

Acoustic Louvre 445/86


Glaze-in, visible aperture (w x h), ___ x ___ mm

Wall recess, aperture (w x h), ___ x ___ mm

Wall recess, to outer edge of frame (w x h), ___ x ___ mm

As drawing ___



64 mm flanges with 50 mm (maximum) overlap. Panel thickness: 86.5 mm.


17.5 mm edge profile. 40 mm nib projection. 24 mm equivalent glazing thickness. Panel thickness: 88.5 mm.


Reveal fix. 15.5 mm lining profile. Panel thickness: 86.5 mm.

Finish (aluminium components)

Anodized, bronze

20 µ.

Anodized, natural

20 µ.

Polyester powder coating, RAL colour ___, sheen ___ %

60–80 µ.

Polyester powder coating, Syntha Pulvin colour ___, sheen ___ %

Other requirements


Drainage profile

Projecting drip for fixing to bottom flange.

Dust filter

With aluminium frame. Fixes to interior of louvre panel.

Mesh, 2.3 x 2.3 mm

Grade 304 stainless steel.

Mesh, 6 x 6 mm

Grade 304 stainless steel.

Mesh, 10 x 10 mm

Grade 304 stainless steel.

Water channel

For insertion behind bottom louvre. Projecting internal collection channel with drip to exterior.

Standard product features


Aluminium alloy: AlMgSi 0.5 to DIN 1748.

Panel size:

Panels larger than 3 m² require bracing from a back structure.


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