Louvres
Acoustic Louvres
Systems 1 and 2 Acoustic Louvre
The Fabricolor Acoustic Louvre Type 1 is a factory
assembled, medium performance, half chevron
louvre.
Type 2 is as Type 1 but has a full chevron.
Acoustic Performance - System 1
The following Noise Reduction levels (in dB) were recorded during testing:
Frequency (HZ) |
63 |
125 |
250 |
500 |
1k |
2k |
4k |
8k |
Noise Reduction (dB) |
5.2 |
5.6 |
7.1 |
11.8 |
18.5 |
21.7 |
19.5 |
18.6 |
Acoustic Performance - System 2
The following Noise Reduction levels (in dB) were recorded during testing:
Frequency (HZ) |
63 |
125 |
250 |
500 |
1k |
2k |
4k |
Noise Reduction (dB) |
6.1 |
7.8 |
10.7 |
19.8 |
30.1 |
21.7 |
29.4 |
System 1 |
System 2 |
 |
|
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