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A-4085 Ventilation Louvres

  • A-4085
  • 3D VIEW

A-4085

3D VIEW

Modular ventilation louvres offering very good airflow and some rain defence, offered with a choice of visible or hidden mullions.

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INTAKE

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EXHAUST

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    Widely spaced extruded blades for maximum airflow performance
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    Designed to offer some protection from wind driven rain in lower face velocities
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    Choice of mullions to create desired effect on the façade
    Visible Mullion Hidden Mullion
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    Delivered to site as pre-fabricated units for simplified installation
View 3D Model
Download Data Sheet
View Test Data

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

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

  • Cill pan
  • Blanking panels (single skin or insulated)
  • Bird / vermin guards, insect mesh
  • Louvred doors
  • Dampers
View all accessories
ADDITIONAL SECURITY OPTIONS

Blast Resistant Option
Can withstand up to 12.6psi blast pressure at an impulse of 77.8 psi-msec

PROJECTS

View All Louvre Projects

Especificações

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

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info@laserbuild.pt
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