Louvre Window Acoustic Performance
Reduce the amount of noise pollution entering your building
Altair® Louvre Acoustic Testing
The Altair Louvre window system has been both laboratory and field tested for sound transmission loss.
The laboratory tests were conducted by Stantec Australia Pty Ltd. Testing was conducted to AS1191-2002 in accordance with AS5218:2018.
The field tests were conducted by a member firm of the Association of the Australia Acoustical Consultants. Testing was conducted to AS 5218:2018 and ISO 717-1: 1996E.
| Lab Test | Field Test | |
|---|---|---|
| Blade Material | Rw (C,Ctr) | R'45w (C,Ctr) |
| Toughened Glass | 28 (0;-1) | 27 (-0.6;-2.7) |
| Aluminium | 25 (-1;-2) | 25 (-0.7;-2.3) |
| Timber | - | 24 (-0.9;-3.1) |
Altair® Dualair System Acoustic Testing
The Altair Dualair Secondary Glazed Louvre system has been laboratory tested for sound transmission loss.
The laboratory tests were conducted by the CSIRO on an Altair Dualair Secondary Glazed Louvre System. The windows comprised of Altair Dualair Secondary Glazed Louvre System within Alspec McArthur 150mm Framing. Testing was conducted to AS/NZS 1276.1:1999 (ISO 717-1:1996).
| Outer Blade Material | Inner Blade Material | Rw (C;Ctr) |
|---|---|---|
| Glass | Glass | 35 (-1;-3) |
| Aluminium | Glass | 35 (-2;-4) |
Altair® IGLU System Acoustic Testing
The laboratory tests were conducted by Stantec Australia Pty Ltd. Testing was conducted to AS1191-2002 in accordance with AS5218:2018.
| Blade Material | Rw (C;Ctr) |
|---|---|
| 5mm Glass / 12mm Argon / 5mm Glass | Rw30 (-1 C; -3 Ctr) |