440/11: with blade n° 8 of louvre 411
440/21: with blade n° 17 of louvre 421
Material
• Made from aluminium sections: AlMgSi 0.5 (according to EN 12020-2)
• Finishing: anodised in satin colour (20 microns) or powder-coated in any R AL or Syntha Pulvin® colour (60-80 microns) (for UK min 40 microns)
• Cover plate
– In aluminium sheet
– Acoustic version optional
Options
• Cill
Dimensions
• Maximum dimensions in one piece up to 900 mm wide, 1900 mm long by 1000 mm high
• Larger sizes possible on request