Proteus PR75 Performance Louvre System
Product description, dimensions, performance data and construction information for the Proteus PR75 weather louvre.
Louvres
PROTEUS — PR75
Proteus PR75 Weather Louvre
Proteus PR75 is an extruded aluminium, single-bank louvre system with a 75 mm blade pitch for screening and performance applications. Each blade incorporates its own drain channel to eliminate cascading, combining crisp extruded aluminium lines with effective performance under normal weather conditions.
Product Highlights
- Single-bank extruded aluminium system at 75 mm pitch
- Individual blade drain channels help eliminate cascading
- Suitable for screening and cladding applications
- Performance tested and classified to AS/NZS 4740:2000
- Modular design supports large panels, penthouse units and irregular shapes
- Mill finish or polyester powder paint finish available
PROTEUS — PR75
Technical Information
A single-bank, 75 mm pitch extruded aluminium louvre system for screening and normal weathered applications requiring ventilation and weather performance.
Performance Ratings
Rain Defence Classification:
- B2 — no core velocity — up to 98% effective
- C2 — up to 1.5 m/s — up to 94% effective
- D2 — 1.5 to 2.0 m/s — up to 80% effective
- D2 — 2.0 to 3.5 m/s — up to 80% effective
Aerodynamic Performance: HEVAC Class 2
Inlet Cv: 0.35
Extract Cv: 0.44
Inlet Pressure Loss Factor (k): 9.95
Applications
- Screening and cladding applications
- Commercial and industrial applications
- Normal weathered applications requiring ventilation and weather performance
- Large panels, penthouse units and irregular shapes where project configuration requires
Materials & Finishes
Principal Components: Aluminium Type 5005
Louvre Blades: Aluminium Type 6060
Material Characteristic: Corrosion-resistant aluminium
Finish Options: Mill finish; polyester powder finish with total or partial coverage.
Design & Construction
Configuration: Single bank
Blade Pitch: 75 mm
Blade Construction: Extruded aluminium blades
Drainage: Each blade incorporates its own drain channel to eliminate cascading.
Mullion Design: Hidden Mullion structural design
Blade Fixing: Louvre blades clip onto structural support mullions.
Thermal Movement: Clipped construction allows longitudinal expansion and contraction.
Panel Configuration: Modular design supports large panels, penthouse units and irregular shapes.
Installation & Maintenance
Installation: The clipped blade-to-mullion arrangement reduces fixing work and is particularly useful for large site-assembled banks.
Thermal Movement: The clipped construction accommodates expansion and contraction.
Maintenance: The published PR75 product information describes the system as virtually maintenance free.
Testing & Compliance
Performance tested and classified in accordance with: AS/NZS 4740:2000 — Natural Ventilators — Classification and Performance
Test Basis: Independent BSRIA testing in accordance with the HEVAC test standard.
Published Weather Test Conditions: 13 m/s wind speed; 75 mm/hr simulated rainfall.
PROTEUS — PR75
Downloads
Access the available PR75 technical performance document or contact ALUMADE® for project-specific support.
View PDF
PR75 technical information
Additional drawings, configuration and project-specific technical information can be coordinated for your project.
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