Verified by manufacturer 23 hours ago
2500 EA Double Acoustic
Sound absorbing aluminium “through-the-frame” slot ventilator.
Only suitable for windows in low-rise buildings (up to second floor).
A sound absorbing aluminium “through-the-frame” slot ventilator. The sound-absorbing module can be fitted either on the inside or the outside, or both sides for even better sound absorption.
Features and benefits:
| Color | Manufacturer guidanceRange of colours available in either anodized or RAL. | 
| Finish | Anodized Powder-coated | 
| Material | Aluminium Guidance for specification option: AlMg Si 0.5. Plastic Guidance for specification option: Plastic parts : ASA or ABS. | 
| Length | 520 mm | 
| Height | 42 mm | 
| Warranty description | Ten year | 
| Uniclass | |
| CAWS | L10/33 Proprietary windows L10/10 Wood windows L10/400 Composite windows L10/390 Proprietary windows L10/330 Aluminium windows L10/210 Wood windows | 
| Product range | 
| Classification data | |
| Equivalent area (minimum) | 3040 mm²/m. | 
| Material | Aluminium. | 
| Colour | RAL. Guidance for specification option: 
 | 
| Acoustic attenuation | Required. | 
| Execution | Fasteners for hardware. | 
| Wind load | Class 2 (300 Pa). Guidance for specification option: In closed position. | 
| Watertightness | Class 9A (600 Pa). Guidance for specification option: In closed position. | 
| Free area | 19 500 mm²/m. Manufacturer guidanceGeom. free area. | 
| Air flow | 12.6 m³/h/m. Guidance for specification option: @ 2 Pa. | 
| Sound reduction | 42 (-2;-3) dB. Guidance for specification option: Dne,W (C;Ctr) in open position. | 
| Material | Aluminium Guidance for specification option: AlMg Si 0.5. Plastic Guidance for specification option: Plastic parts : ASA or ABS. | 
NBS BIM Object Standard
This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.
Find out more about the NBS BIM Object Standard.
| Platform | Compatible | Version | 
|---|---|---|
|  Revit | - | 1 | 
|  IFC | - | 1 |