Modular ventilation louvres offering very good airflow and some rain defence, offered with a choice of visible or hidden mullions.
INTAKE
EXHAUST
- Widely spaced extruded blades for maximum airflow performance
- Designed to offer some protection from wind driven rain in lower face velocities
- Choice of mullions to create desired effect on the façade
Visible Mullion
Hidden Mullion - Delivered to site as pre-fabricated units for simplified installation
KEY FEATURES
- Blade Orientation: Horizontal
- Mullion Type: Visible / Hidden
- Louvre Depth: 102mm / 154mm
- Blade Pitch: 100mm
- Weight: 13kg/m2 based on a 2m x 2m module size
Download data sheet for sectional details
PERFORMANCE
SUMMARY
- Rain Penetration Class: C up to 1.0m/s
- Airflow Class: 2 (entry & discharge)
- Airflow Coefficient Ce (entry): 0.338
- Airflow Coefficient Cd (discharge): 0.345
- K factor (entry / discharge): 8.753 / 8.402
INTAKE
EXHAUST
WIND DRIVEN RAIN PERFORMANCE (EN 13030:2001)
| Core Ventilation Rate (m/s) | 0.0 | 0.5 | 1.0 | 1.5 | 2.0 | 2.5 | 3.0 | 3.5 |
|---|---|---|---|---|---|---|---|---|
| Penetration Class (13m/s & 75mm/hr) | C | C | C | D | D | D | D | D |
| Effectiveness (%) | 93.1 | 87.6 | 83.3 | 79.5 | 76.6 | 70.5 | 63.3 | 57.0 |
| Airflow | Coefficient of Entry Ce | 0.338 | Class 2 | Coefficient of Discharge Cd | 0.345 | Class 2 | ||
RESISTANCE TO AIRFLOW
RESISTANCE TO AIRFLOW – ENTRY (Ce)2
RESISTANCE TO AIRFLOW – DISCHARGE (Cd)2
Note: Based on a 1m x 1m size. Smaller louvres may have a higher Pressure Drop.
MATERIALS & FINISHES
MATERIALS
- Aluminium alloy 6063-T6
FINISH OPTIONS
- Mill finish
- Clear or colour anodised
- Polyester powder coated Matt (standard) or gloss
OPTIONAL EXTRAS
- Glazing frame
- Cill pan
- Blanking panels (single skin or insulated)
- Bird / vermin guards, insect mesh
- Louvred doors
- Dampers
ADDITIONAL SECURITY OPTIONS
Blast Resistant Option
Can withstand up to 12.6psi blast pressure at an impulse of 77.8 psi-msec
PROJECTS
Specification
Guidance
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.
