NBS Source
I'm a manufacturer
Compare variants

Aluminium Louvre Grille 421

Verified by manufacturer 1 month ago

Anodized

Renson Fabrications Ltd Variant:

Built-in aluminium wall louvre, heavy-duty series.

Jump to:
+44 (0)1622 754123 Website

Application

Applications where aesthetics and strength are key parameters.

Description

Built-in wall louvre, heavy-duty series, ensuring intensive ventilation.


Features and benefits:

  • Light, strong and durable.
  • Aesthetic and sturdy.
  • Manufactured from aluminium profiles AlMgSi 0.5 (according EN 12020-2).
  • Stainless steel 304 mesh (2.3 x 2.3 mm) as standard.
  • Anodized or powder-coated finish.
  • Minimum dimensions: 150 x 150 mm.
  • Simple and invisible mounting in the wall opening with wall anchors.

General information

Color

Other

Grey

Finish

Anodized

Powder-coated

Gloss

Satin

Matt

Material

Aluminium

Stainless steel

Shape

Square

Rectangle

Length

50 mm

Manufacturer guidance

Depth.

Width

Bespoke

150 mm

Height

Bespoke

150 mm

Warranty description

Ten year

Five year

Two year

Manufacturer guidance

  • Renson gives a basic ten-year warranty on all louvres.
  • The gloss of powder coated parts is limited to five years.
  • Motors are limited to two years.
  • More details and modalities can be found in the warranty terms and conditions.

Uniclass

Pr_30_59_48_04 Aluminium louvre panel unitsPrimary

CAWS

H11/437 Louvres

L10/54 Louvres

H11/140 Louvres

L10/650 Metal louvres

Product range

Louvres / Built-In Wall Louvres

Specification data - Aluminium louvre panel units

Size (l x w x d)

Guidance for specification option:

  • Minimum dimensions: 150 x 150 mm.
  • Depth: 50 mm.
  • Depth to fit: 46 mm.
  • Insert requirements.

Material

Aluminium sections (AlMgSi 0.5, according EN 12020-2).

Finish

Anodized.

Guidance for specification option:

Layer thickness: 20 microns.

Colour

Grey.

Texture

Satin.

Construction

Flanged frame.

Guidance for specification option:

Flange size: 40 mm.

Weather performance

-

Discharge loss coefficient (minimum)

To BS EN 13030, Class 3.

Guidance for specification option:

  • Ce coefficient 0.273.
  • Cd coefficient 0.292.

Louvre configuration

-

Number of banks

One.

Blade orientation

Horizontal.

Blade pitch

50 mm.

Blade angle

Fixed.

Accessories

Not required.

Water channel.

Drainage profile.

Removable insect mesh.

Filter.

Flangeless frame (without flange).

Glazed-in louvre 424.

Stainless steel 304 mesh, 6 x 6 mm.

Stainless steel 304 mesh, 10 x 10 mm.

Stainless steel 304 mesh, 20 x 20 mm.

Stainless steel 316 insect screen (2.3 x 2.3 mm).

Stainless steel 316 mesh, 6 x 6 mm.

Stainless steel 316 mesh, 10 x 10 mm.

Stainless steel 316 mesh, 20 x 20 mm.

Integral accessories

Stainless steel 304 insect screen (2.3 x 2.3 mm).

Without mesh.

Fixing

Brackets.

Guidance for specification option:

  • Bracket reference: 1428.
  • For louvres taller than approx. 3 m², a reinforcing mullion is required to suit span and wind load.

Air flow

K-factor (entry) to EN 13030, 13.42.
K-factor (discharge) to EN 13030, 11.73.

Free area

Visual free area: 70%.
Physical free area: 49%.

Ingress protection (IP) rating

IP2XD.

Guidance for specification option:

IP class (louvre with mesh; electrical installation at least 100 mm from louvre).

Sustainability data

Contains Red List materials

No

Country of material origin

Belgium

Country of product manufacture

United Kingdom

Embodied carbon

A1-A3 (production stage) as defined in BS EN 15804

2 kg CO₂ eq/kg

Self declared

Recyclability

100% recyclable

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

60 %

Guidance for specification option:

15-60%

Manufacturer guidance

15-60%

© 2024 NBS Enterprises Ltd. All rights reserved.