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CS Louvres Ventilation Louvres B-6485 - Bold Line™ Ventilation Louvres

Verified by manufacturer 6 days ago

Construction Specialties (UK) Ltd

Bold Line™ ventilation louvres utilizing two blade depths to allow creation of facade designs, customized with patterns, colours and shadow lines. Classified as C 2 up to 1.5 m/s.

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+44 (0)1296 652800 Website

Application

Ventilation louvres providing bespoke facade design options.

Description

Bold Line™ ventilation louvres utilizing two blade depths to allow creation of unique facade designs, customized with patterns, colours and shadow lines. Classified as C 2 up to 1.5 m/s.

Features and benefits:

  • Widely spaced extruded blades for maximum airflow performance.
  • Standard and accent blades can be specified in bespoke rations/arrangements to achieve desired effect.
  • A choice of visible or hidden mullion to align with other facade elements or create a continuous line.
  • Louvres can be supplied in a single colour, with some blades in an accent colour or multiple colours, to suit.
  • Delivered to site as pre-fabricated modules for efficient installation.

General information

Color

Silver

Other

Finish

Mill

Anodized

Powder-coated

Material

Aluminium

Length

159 mm

Guidance for specification option:

Unit depth. Note that hidden mullion construction will increase the overall depth to 207 mm.

Width

Bespoke

Guidance for specification option:

Module dimensions (based on 1.5 kPa wind load):

• Max height: 3600 mm*

• Max width: 3600 mm*

* For manual handling purposes max 80 kg per

unit is recommended.

Louvre weight is 15 kg/m2, baesd on a 2 m x 2 m module size.

Height

Bespoke

Guidance for specification option:

Module dimensions (based on 1.5 kPa wind load):

• Max height: 3600 mm*

• Max width: 3600 mm*

* For manual handling purposes max 80 kg per

unit is recommended.

Louvre weight is 15 kg/m2, baesd on a 2 m x 2 m module size.

Uniclass

Pr_30_59_48_04 Aluminium louvre panel unitsPrimary
Ss_25_10_20/540 Custom-made louvres

CAWS

L10/54 Louvres

L10/650 Metal louvres

H11/140 Louvres

SKU Code

B-6485

Product range

CS Architectural Louvres - Ventilation

Specification data - Aluminium louvre panel units

Size (l x w x d)

-

Manufacturer guidance

Insert requirements or insert As drawing or As schedule.

Unit depth: 159 mm (207 mm for hidden mullions).

 

Module dimensions (based on 1.5 kPa wind load):

  • Maximum height: 3600 mm*
  • Maximum width: 3600 mm*

* For manual handling purposes max 80 kg per unit is recommended. Louvre weight is 15 kg/m², based on a 2 x 2 m module size.

Combine units to suit any requirements.

Material

All components to be one-piece members extruded from aluminium alloy 6063-T6(nominal minimum thickness to be: 1.73 mm for standard blades, 1.98 mm for accent blades, 2.03 mm for heads, cills, jambs & mullions).

Finish

Polyester powder-coated finish, matt, single colour.

Guidance for specification option:

Insert colour requirements.

Matt finish is standard for polyester powder-coated finishes.

30 gloss units.

Polyester powder-coated finish, matt, multiple colours.

Guidance for specification option:

Insert drawing/ schedule reference for colour requirements.

Matt finish is standard for polyester powder-coated finishes.

30 gloss units.

Polyester powder-coated finish, gloss, single colour.

Guidance for specification option:

Insert colour requirements.

70 gloss units.

Polyester powder-coated finish, gloss, multiple colours.

Guidance for specification option:

Insert drawing/ schedule reference for colour requirements.

70 gloss units.

Anodized, clear.
Anodized, single colour.

Guidance for specification option:

Insert colour requirements.

Anodized, multiple colours.

Guidance for specification option:

Insert drawing/ schedule reference for colour requirements.

Milled.

Manufacturer guidance

Insert multiple entries and further details as required for custom multi-coloured patterns.

Colour

As Finish.

Construction

Visible butt joint mullions.
Hidden interlocking mullions.

Manufacturer guidance

Supplied as modules, mechanically assembled in the factory using stainless steel fasteners.

Multiple module installations to include a choice of visible/ recessed or hidden mullions with drainage channels.

Weather performance

-

Water penetration class (minimum)

To BS EN 13030, class C up to 1.5 m/s.

Guidance for specification option:

Class D at 2.0–3.5 m/s.

Discharge loss coefficient (minimum)

To BS EN 13030, class 2: Airflow coefficient Ce (entry): 0.370; Cd (discharge): 0.331.

Louvre configuration

-

Number of banks

One.

Blade orientation

Horizontal.

Blade pitch

100 mm.

Blade angle

38°.

Accessories

None.
Bird/ vermin guard, galvanized steel welded mesh.

Guidance for specification option:

Standard bird/ vermin guard. Pre-fitted welded aluminium frame included.

Stainless steel mesh available on request.


As guards of any type create additional resistance to airflow and reduce flow rate, louvre sizes should be adjusted to allow for this.

Bird/ vermin guard, expanded aluminium welded mesh.

Guidance for specification option:

Mill finish as standard, can be powder-coated in RAL colours to match louvre.

Pre-fitted welded aluminium frame included.


As guards of any type create additional resistance to airflow and reduce flow rate, louvre sizes should be adjusted to allow for this.

Insect mesh, PVC-coated fibreglass.

Guidance for specification option:

As standard; stainless steel mesh available on request.


As guards of any type create additional resistance to airflow and reduce flow rate, louvre sizes should be adjusted to allow for this.

Louvred door(s).

Guidance for specification option:

Insert requirements.

  • Manufactured to bespoke sizes and specifications.
  • Maximum size of a single door leaf is 2400 x 1150 mm (may vary per model type).
  • Single and double door configurations are available.
  • Door leaf frames filled with louvre blades to match the rest of the louvred facade.
  • Typically supplied with a door frame and pre-fitted hinges.
  • Other hardware, including locks, door closers etc. can be supplied.

Volume control dampers.

Guidance for specification option:

Contact manufacturer for available options and insert requirements.

Cill pan

None.

Louvres to be supplied with a full depth cill pan with welded side panels, formed from 2 mm-thick aluminium.

Guidance for specification option:

Size to suit project requirements; consult manufacturer for details.

Blanking panels

Not required.

Single-skin aluminium panels, standard powder-coated black to one face only.

Guidance for specification option:

  • Standard.
  • 1.2 mm thick aluminium sheet.

Single-skin aluminium panels, powder-coated black to both sides.

Guidance for specification option:

  • On request.
  • 1.2 mm thick aluminium sheet.

Single-skin aluminium panels, powder-coated to match louvre.

Guidance for specification option:

  • On request; specify colour/ finish required.
  • 1.2 mm thick aluminium sheet.

Single-skin aluminium panels, mill finish.

Guidance for specification option:

  • On request.
  • 1.2 mm thick aluminium sheet.

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Sustainability data

Contains Red List materials

No

Material

Aluminium

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

55 %

Guidance for specification option:

Aluminium components are manufactured using minimum 55% recycled content (mix of pre- and post-consumer scrap).

Other aluminium options can be offered subject to minimum quantities, contact manufacturer to discuss your requirements.

Literature

CS Architectural Louvres (2025)

CS Architectural Louvres (2025)

CS B-6485 Ventilation Louvre Product Sheet (02.25)

CS B-6485 Ventilation Louvre Product Sheet (02.25)

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