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Aluminum Egg Crate Core
  12.7x12.7x12.7mm
  12.7x12.7x12.7mm- 45°
  15x15x15mm
  15x15x12.7mm- 45°
  25.4x25.4x25.4mm
Aluminum and Steel Diffusion
  Egg Crate Grille
  Lourve Faced and Bevel Faced Diffuser
  Plaque Diffuser
  Single Deflection and Double
  Deflection Grille

  Door Grille
  Fixed Blade Return Air Grille
  0° and 30° Fixed Blade Diffuser
  Outside Air Louvre
  Round Diffuser
  Linear Slot Diffuser
  Swirl Diffuser
  Jet Diffuser
  Supply and Exhaust Valve
  Opposite Blade Damper (OBD)

Plastic Grille
  Plastic Swirl Diffuser
Flexible Duct
Fire Damper
Others

  Filters
Accessories
  Single Blade Damper
 Butterfly Damper

 
   
Outside Air Louvre  
 
 

Outside air louvres, also called weather louvres, are made from aluminum extrusions having a crimped and welded frame. They provide weather protection of outside air or discharge openings to allow free passage of air.

 
     
  outside air louvre  
     
 

Standard sizes: 150x150, 200x200, 230x180, 250x250, 350x350, 400x400
Standard colour: natural anodize or powder coated white.

 
     
6 Wende 3rd Street, Zhaoqing High Tech Development Zone, Zhaoqing, Guangdong Province, China Post Code: 526238
Tel: + 86(758)3626 301 Fax: +86(758)381 9447 Mob: 13802978043 E-mail: sales@grandaire-ac.com; zhenye100@163.com
 
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