DucoWall Acoustic W 75Z/L
DucoWall Acoustic W 75Z/L
DucoWall Acoustic 75 Z and DucoWall Acoustic 75 L are aluminium continuous louvre systems with sound absorbing blades. The special blade shape has been designed for two applications: Z and L. The blades are provided with non-combustible mineral wool for acoustic performance. The aluminium blades are directly "clicked" onto plastic blade holders.
Technical features
| DucoWall Acoustic W 75Z | DucoWall Acoustic W 75L | |
|---|---|---|
| Visual free area | 76 % | 95 % |
| Physical free area | 28 % | 28 % |
| K factor intake | 16,93 | 22,25 |
| K factor exhaust | 21,83 | 15,02 |
| Ce | 0,24 | 0,25 |
| Cd | 0,21 | 0,29 |
| Fitting Depth |
79mm (30/12 & 50/12) 117mm (50/50 & 21/50 multi) 192 mm (50/125) mm |
79mm (30/12 & 50/12) 117mm (50/50 & 21/50 multi) mm |
| Blade depth | 67 mm | 75 mm |
| Blade pitch | 60 mm | 60 mm |
| Maximum span between 2 support mullions at 800 Pa and pressure coefficient 1.2 | 1700 mm | 1650 mm |
| Attenuation value Rw (C;Ctr) | 6 (0,-1) dB | 6 (0,-2) dB |
Mullions
| Type | Mullion 40/21 (light) | Mullion 40/70 (heavy) | Mullion 30/12 (light) | Mullion 50/12 (light) | Mullion 21/50 MULTI (heavy) | Mullion 50/50 (heavy) | Mullion 50/125 (heavy) | Mullion 40/47 (light) | Mullion 21/73 (heavy) | Mullion 40/102 (heavy) |
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| DucoWall Acoustic W 75Z |
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| DucoWall Acoustic W 75L |
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Insect mesh (S= Standard / O= Optional)
| Type | Insect/bird mesh |
|---|---|
| DucoWall Acoustic W 75Z | O |
| DucoWall Acoustic W 75L | O |
Watertightness (with insect mesh)
| Type | v = 0 m-s | v = 0,5 m-s | v = 1 m-s | v = 1,5 m-s | v = 2 m-s | v = 2,5 m-s |
|---|---|---|---|---|---|---|
| DucoWall Acoustic W 75Z | B(97,8%) | B(95,1%) | C(89,4%) | D(77,3%) | D | D |
| DucoWall Acoustic W 75L | B(97,2%) | C(93,9%) | C(88,2%) | D(75%) | D | D |
Downloads
COMMERCIAL DOCUMENTATION
LEGISLATION
SPECIFICATION TEXTS
TECHNICAL DOCUMENTATION