Duco Acoustic Panel 300
Duco Acoustic Panel 300
The Duco Acoustic Panel 300 is a sound attenuating built-in wall grille, crafted from extruded aluminium profiles and is always made to the desired size. The louvre blades are fitted with sound-attenuating, non-combustible mineral wool on the inside. Thanks to its solid construction, the Duco Acoustic Panel 300 has a high damping value of no less than 17dB.
Technical features
| Visual free area | 71 % |
| Physical free area | 31 % |
| K factor intake | 26,57 |
| K factor exhaust | 27,41 |
| Fitting Depth | 303 mm |
| Blade pitch | 130 mm |
| Frame flange | 37 mm |
| Attenuation value Rw (C;Ctr) | 17 (-1,-4) dB |
Insect mesh (S= Standard / O= Optional)
| Perforation P1 |
|
| Perforation P2 |
|
| SS insect mesh 2,3 x 2,3 mm | O |
| 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 | D |
| v = 1 m-s | D |
| v = 1,5 m-s | D |
| v = 2 m-s | D |
| v = 2,5 m-s | D |
Downloads
COMMERCIAL DOCUMENTATION
LEGISLATION
SPECIFICATION TEXTS
TECHNICAL DOCUMENTATION