The 800 series vinyl concertina offers a
sound reduction of between 15 and 32
dB. Top and bottom sweep strips are
included to reduce sound penetration
around the partition.
| |
Sound Reduction
(dB Rw) |
Weight/unit
area
(Kg/M2)
|
| Series 800 |
 |
15
|
8
|
| |
24
|
12
|
| |
32
|
18
|
Comparative
sound insulation values for widely used structures
dB(A)
values for everyday noises
Brockhouse
Modernfold Acoustic Product Comparison |
