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A-4085C Ventilation Louvres

  • A-4085C
  • 3D VIEW

A-4085C

3D VIEW

Continuous line ventilation louvres offering very good airflow and some rain defence.

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INTAKE

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EXHAUST

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    Wide pitched extruded blade design for maximum airflow performance
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    Blades designed to offer some protection from wind-driven rain in lower face velocities
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    Hidden mullions for a continuous blade appearance on the façade
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    Easy to install solution, delivered to site in component form
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    Optional perimeter flashings and cill pan can be supplied
View 3D Model
Download Data Sheet
View Test Data

KEY FEATURES

  • Blade Orientation: Horizontal
  • Mullion Type: Hidden
  • Louvre Depth: 151mm
  • Blade Pitch: 100mm
  • Weight: 13kg/m2 based on a 2m x 2m module size

Download data sheet for sectional details

Download Data Sheet

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
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INTAKE

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EXHAUST

WIND DRIVEN RAIN PERFORMANCE (EN 13030:2001)
Core Ventilation Rate (m/s)0.00.51.01.52.02.53.03.5
Penetration Class (13m/s & 75mm/hr)CCCDDDDD
Effectiveness (%)93.187.683.379.576.670.563.357.0
AirflowCoefficient of Entry Ce0.338Class 2Coefficient of Discharge Cd0.345Class 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

  • Perimeter flashings and cill pan
  • Blanking panels (single skin or insulated)
  • Bird / vermin guards, insect mesh
  • Louvred doors
  • Dampers
View all accessories

PROJECTS

View All Louvre 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.

  • Performance Considerations
  • Design Considerations
  • Weather Louvre Testing
Learn more

Louvres

2016 Louvre Brochure
What's in the brochure
  • - Industry Leading Products
  • - Innovative New Design Options
  • - Detailed Technical Information
  • - Louvre Specification Guidance

+33 (0)2 32 67 00 00
information@c-sgroup.com
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C/S France
135, rue Edouard Isambard
B.P. 66
27120 Pacy-sur-Eure Cedex
FRANCE
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Tel: +33 (0)2 32 67 00 00
Fax: +33 (0)2 32 67 14 12
Email: information@c-sgroup.com

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