Weather louvre

Weather louvre

0.00

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Standard RAL or BS colours. Anodizing to special order. 
Insect mesh. 
Bird mesh.
Single skin, or double skin insulated blanking panels. 

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Tornado


 

Hurricane


 

Product Description

  • Blade Centre 50mm .  Blade angle 25 degree. 
  • Visual free area 75%.  Physical free area 47%. 
  • Frame depth 100mm 
  • 33.5mm flange 
  • Tested to EN 13030:2002 
  • BSRIA Test report 57596/1 
  • Class A at a velocity of 0.5m/s  
K-factor 11.75 Ce 0.293
Watertightness % Class Pressure Drop PD
Velocity 0.0 99.7 A Face Velocity 0.5 1.76
0.5 99.1 A 1.0 7.05
1.0 98.2 B 1.5 15.86
1.5 97.3 B 2.0 28.20
2.0 93.7 C 2.5 44.06
2.5 86.7 C 3.0 63.45

Product Description

  • Blade Centre 50mm .  Blade angle 25 degree. 
  • Visual free area 75%.  Physical free area 47%. 
  • Frame depth 225mm 
  • 33.5mm flange 
  • Tested to EN 13030:2002 
  • BSRIA Test report 57986/1 
  • Class A at a velocity of 1.5m/s  
K-factor 29.39 Ce 0.185
Watertightness % Class Pressure Drop PD
Velocity 0.0 99.9 A Face Velocity 0.5 4.41
0.5 99.7 A 1.0 17.63
1.0 98.7 A 1.5 39.68
1.5 99.6 A 2.0 70.54
2.0 98.3 B 2.5 110.21
2.5 96.5 B 3.0 158.71