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Description

Framed, single bank, fixed louvre aluminium ventilator, for exterior wall recess mounting.

  • Enables secure, weather resistant ventilation with exclusion of insects. Physical free area: 43 %.
  • Aluminium profiles with choice of finish. Blades at 33.5 mm centres.
  • Suitable for insertion into wall openings from exterior. 21 mm (maximum) flange overlap. 5 mm external flange projection.
  • Choice of internal reveal fixing.
  • Dimensions (minimum): 100 x 100 mm. Made to measure.
  • Panel thickness: 28.5 mm.
  • Water tightness at wind speed 1 m/s: Class C (average), without water channel.
  • Similar model 411R available for round apertures.
  • Similar model 421 available with heavy duty profiles.

General information
Material

Aluminium alloy: AlMgSi 0.5 to DIN 1748

Uniclass 2015 Aluminium louvre panel units (Pr_30_59_48_04)
Specification data
Product Reference

Aluminium Louvre Grille 411, hit-and-miss

Aluminium Louvre Grille 411, rectangular

Aluminium Louvre Grille 411, round

Aluminium Louvre Grille 411, self-assembly

Dimensions

Single panel, aperture (w x h), ___ x ___ mm

Single panel, to outer edge of frame (w x h), ___ x ___ mm

Multiple panel, as drawing ___

Requires coupling bars.

Mounting

Backframe

Nonstandard option. Required for panels larger than 3 m².

Brackets type 418

Standard option. Screw fix to reveal.

Pre-installation frame

Spring clips type 419

Nonstandard option. For small panels.

As drawing ___

Finish (aluminium components)

Anodized, bronze

20 µ. Type E6/ EV1 to DIN 17611.

Anodized, natural

20 µ. Type E6/ C34 to DIN 17611.

Polyester powder coating, RAL colour ___, sheen ___ %

60–70 µ.

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

60–70 µ.

Other requirements

None

Coupling bar

For multiple panel unit.

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

Standard option. Grade 304 stainless steel.

Mesh, 6 x 6 mm

Nonstandard option. Grade 304 stainless steel.

Water channel

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

Standard product features

Material:

Aluminium alloy: AlMgSi 0.5 to DIN 1748.

Literature