The AVS 150, 275, 300 and 550 are fabricated acoustic louvres available in panel format designed for commercial projects.
Technical Details
Materials
Manufactured from either 2.0mm thick aluminium sheet or 1.5mm galvanised steel sheet comprising acoustic infill material of 45kg/m2 of material density tissue faced and held captive by folded mill finish aluminium flyscreen.
Performance
Acoustic performance data is provided in the table below: Louvre type Depth Airborne sound reduction index (dB) at octave band mid frequency (Hz).
| SRL Test Date | Description in Brief | Rw (C;Ctr) |
| 5 | AVS 150 (150mm deep) | 10 (0;-1) |
| 3 | AVS 275 (276mm deep) | 14 (-1;-4) |
| 4 | AVS 300 (300mm deep) | 17 (-1;-3) |
| 4 | AVS 550 Chevron (552mm deep) | 16 (-1;-4) |
| 4 | AVS 550 Chevron (552mm deep) | 21 (-2;-6) |
Dimensions
The AVS150, AVS275, AVS300 and AVS550 provide an air passage with intervening acoustic infill blade. Product depth is 150mm, 275mm, 300mm and 550mm. Generally a maximum panel size is 2.5m
Weights
AVS150 – approx 30kg/m2
AVS275 – approx 45kg/m2
AVS300 – approx 50kg/m2
AVS300 Chevron – approx 50kg/m2
AVS550 Chevron – approx 90kg/m2
Materials
- Frame & Blades-1.5mm Galvanised sheet
- Acoustic Medium-Tissue faced 45kg/m2 Non toxic mineral wool (packed to +10% compression to eliminate voids)
- Perforated galvanised sheet to rear of blades
Options
- Perimeter flashings to suit application
- Metal or aluminium bird guard
- HDPE insect screen
- Blanking plate as required
- Flanged or glazing outer frame