DucoWall Acoustic 75 ZL
- Non flammable mineral wool for acoustic performance.
- Special blade shape for both ‘Z’ and ‘L’ application.
- Blade pitch can be adjusted to suit required air flow.
- Intensive ventilation.
Technical characteristics
| 75 Z | 75 L | |
| Louvre blade pitch | 60 mm | 60 mm |
| Blade depth | 74 mm | 74 mm |
| Depth to fit: | ||
| 30/12 support mullions | 79 mm | 87 mm |
| 50/12 support mullions | 79 mm | 87 mm |
| 21/50 support mullions | 117 mm | 125 mm |
| 50/50 support mullions | 117 mm | 125 mm |
| Physical free area | 34 % | 34 % |
| Acoustic performance RW (C;Ctr) | 6 (0;-1) db | 6 (0;-2) db |
| Maximum span between 2 support mullions | 1670 mm | 1670 mm |
| Insect screen | Available as an option | Available as an option |
| Type of mullion | 30/12 (light) 50/12 (light) 21/50 (heavy) 50/50 (heavy) | 30/12 (light) 50/12 (light) 21/50 (heavy) 50/50 (heavy) |
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