Bold Line ventilation louvre utilising two blade depths to allow the creation of unique façade designs, customised with patterns, colours and shadow lines.
ENTRY
DISCHARGE
Classifications based on testing to EN 13030.
Features & Advantages
- Wide-spaced extruded blades maximise airflow performance
- Standard and accent blades can be specified in bespoke ratios and arrangements to achieve desired effect
- A choice of mullion styles is available to align with other façade elements or to create a continuous line – visible (butt joint) or hidden
- Louvres can be supplied in a single colour, with selected blades in an accent colour, or in multiple colours, to suit the design
- Supplied to site as pre-fabricated modules for efficient installation
Specification Calculators
KEY FEATURES
- Blade orientation: Horizontal
- Joint options:
- Horizontal: visible or invisible
- Vertical: visible (butt joint) or invisible (hidden mullion)
- Louvre depth: 159 mm (visible mullion)/ 207 mm (hidden mullion)
- Blade pitch: 100 mm
- Weight: 15 kg/m2, based on a 2 m x 2 m module size
- Maximum module dimensions (based on 1.5 kPa wind load):
- Max width: 3600 mm*
- Max height: 3600 mm*
* Maximum unit weight: 150 kg, including accessories. Site access and lifting capability should be assessed prior to specification and installation.
Download Technical Datasheet for detailed drawings.
PERFORMANCE
EN 13030
- Airflow Class: 2 (entry & discharge)
- Airflow Coefficient Ce (entry): 0.370
- Airflow Coefficient Cd (discharge): 0.331
- Wind-Driven Rain Performance Class:
- 13 m/s, 75 mm/hr = C up to 1.5 m/s
AMCA 500-L
- Airflow Class: 2 (entry), 1 (discharge)
- Airflow Coefficient (entry): 0.36
- Airflow Coefficient (discharge): 0.4
- Wind-Driven Rain Performance Class: not tested
MATERIALS & FINISHES
MATERIALS
- Aluminium alloy 6063-T6
- Nominal thickness: 1.73 mm for blades, 1.98 mm for accent blades, 2.03 mm for head, cill and jamb frames, and for mullions
- Aluminium components are manufactured with a minimum of 55% recycled content (mix of pre- and post-consumer scrap)
FINISH OPTIONS
- Mill finish
- Clear or colour anodised
- Polyester powder-coated – matt (standard) or gloss
OPTIONAL EXTRAS
- Cill pans
- Blanking panels (single skin or insulated)
- Bird / vermin guards, insect mesh
- Louvred doors
- Dampers
PROJECTS
Especificações
The principal reason for using louvres is to allow the movement of air. But, louvre specification is a balance between form and function, with louvred façade appearance playing an important part in the selection process.

