DucoGrille Classic F 50HP
The DucoGrille Classic F 50HP is an architectural window louvre, fitted with 50HP blades. These aluminium blades have been specially developed to ensure intensive ventilation, thanks to their low resistance factor. This window louvre is therefore ideal for achieving high flow rates of outside air.
Technical features
| Visual free area | 88 % |
| Physical free area | 68 % |
| K factor intake | 4,7 |
| K factor exhaust | 4,55 |
| Ce | 0,46 |
| Cd | 0,47 |
| Fitting Depth | 77 mm |
| Blade pitch | 50 mm |
Insect mesh (S= Standard / O= Optional)
| SS insect mesh 2,3 x 2,3 mm | S |
| SS bird mesh 6 x 6 mm | O |
| SS bird mesh 20 x 20 x 0,5mm | O |
Watertightness (with insect mesh)
| v = 0 m-s | C |
| v = 0,5 m-s | C |
| v = 1 m-s | C |
| v = 1,5 m-s | D |
| v = 2 m-s | D |
| v = 2,5 m-s | D |
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