WGK
June 23, 2022
WG-JZ
June 23, 2022

WGF

SPECIFICALLY FOR FAÇADE INSTALLATION

External weather louvres – specifically for façade installation – as a protection of air conditioning systems against the direct ingress of rain, leaves and birds into fresh air and exhaust air openings.

  • Maximum width of 2000 mm, maximum height of 2500 mm per section
  • For installation into façades or for the construction of enclosures for machinery or electrical equipment
  • Low differential pressure due to aerofoil blades
  • Low air-regenerated noise
  • All aerodynamic data is measured in aerodynamics and acoustics laboratories
  • Variants made of galvanised sheet steel or aluminium
  • Flexible arrangement of sections for covering large areas (should to be fixed on the support structure provided by others)

Optional equipment and accessories

  • Corner section
  • Insect screen
  • Powder-coated or with anodised finish
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Description

General Information

Application

  • External weather louvres for fresh air and exhaust air openings of ventilation and air conditioning systems
  • Protection against the direct ingress of rain as well as against leaves and birds
  • Recommended face velocity for fresh air openings 2 – 2.5 m/s max.

Special features

  • Low differential pressure and low noise due to aerofoil blades
  • Large-size covering of air intake and discharge openings on external walls and of complete façades with a uniform look with regular blades, without obstructive borders
  • Robust construction
  • Very large dimensions (height and width) are available as any number of sections can be fitted side by side or on top of each other (support structure required)

Nominal sizes

Middle section

    • B: 1000, 1200, 1400, 1600, 1800, 2000 mm (intermediate sizes: 201 – 1999 mm, in increments of 1 mm)
    • H: 500, 625 , 750, 875, 1000, 1250, 1500, 1750, 2000, 2250, 2500 mm (intermediate sizes: 1125 – 2375 mm in increments of 125 mm)
    • Any combination of B × H

Corner section

    • B: 600 × 600 mm (angle)
    • H: 500, 625 , 750, 875, 1000, 1250, 1500, 1750, 2000, 2250, 2500 mm (intermediate sizes: 1125 – 2375 mm in increments of 125 mm)

Variants

  • WGF-T: Façade weather louvre made of galvanised sheet steel, middle section
  • WGF-E: Façade weather louvre made of galvanised sheet steel, corner section
  • WGF-AL-T: Façade weather louvre made of aluminium, middle section
  • WGF-AL-E: Façade weather louvre made of aluminium, corner section

Construction

  • Crimped wire mesh made of galvanised steel
  • 2: Crimped wire mesh, stainless steel (only WGF-AL)

Parts and characteristics

  • Serrated angle sections (left and right)
  • Regular blades and bottom blade
  • Crimped wire mesh
  • Insect screen (optional)
  • Fixing elements for the blades, serrated angle section (if B > 2000 mm: combination of several serrated angle sections) and crimped wire mesh

Construction features

  • Serrated angle section, with fixing holes on side and rear, material thickness 3 mm
  • Crimped wire mesh at the rear, mesh aperture 20 × 20 × 1.8 mm
  • Optional insect screen at the rear, mesh aperture 1.25 × 1.25 × 0.4 mm

Materials and surfaces

  • Blades made of formed, galvanised sheet steel or extruded aluminium sections
  • Serrated angle sections made of formed, galvanised sheet steel
  • Crimped wire mesh made of galvanised steel
  • Serrated angle sections, powder-coated black (RAL 9005)
  • P1: powder-coated, RAL CLASSIC colour
  • PS: powder-coated, NCS or DB colour

Maintenance

Maintenance-free, as construction and materials are not subject to wear

 

Description

Variants

  • WGF-T: Façade weather louvre made of galvanised sheet steel, middle section
  • WGF-E: Façade weather louvre made of galvanised sheet steel, corner section
  • WGF-AL-T: Façade weather louvre made of aluminium, middle section
  • WGF-AL-E: Façade weather louvre made of aluminium, corner section

Parts and characteristics

  • Serrated angle sections (left and right)
  • Regular blades and bottom blade
  • Crimped wire mesh
  • Insect screen (optional)
  • Fixing elements for the blades, serrated angle section (if B > 2000 mm: combination of several serrated angle sections) and crimped wire mesh

Accessories

Construction features

    • Free area of approx. 50 %
    • Serrated angle section, with fixing holes on side and rear, material thickness 3 mm
    • Wire mesh at the rear, mesh aperture 20 × 20 × 1.8 mm
    • Optional insect screen at the rear, mesh aperture 1.25 × 1.25 × 0.4 mm

Materials and surfaces

    • Blades made of formed galvanised sheet steel or extruded aluminium sections
    • Serrated angle sections made of formed galvanised sheet steel
    • Wire mesh made of galvanised steel
    • Serrated angle sections, powder-coated black (RAL 9005)
    • P1: Powder-coated, RAL CLASSIC colour
    • PS: Powder-coated, NCS or DB colour

Nominal sizes

Middle section

    • B: 1000, 1200, 1400, 1600, 1800, 2000 mm (intermediate sizes: 201 – 1999 mm, in increments of 1 mm)
    • H: 500, 625 , 750, 875, 1000, 1250, 1500, 1750, 2000, 2250, 2500 mm (intermediate sizes: 1125 – 2375 mm in increments of 125 mm)
    • Any combination of B × H

Corner section

    • B: 600 × 600 mm (angle)
    • H: 500, 625 , 750, 875, 1000, 1250, 1500, 1750, 2000, 2250, 2500 mm (intermediate sizes: 1125 – 2375 mm in increments of 125 mm)

 

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Operation manuals