Akustik dB Finder
Wooden Ceiling
Wooden ceiling filled with sand - Original
Date: 4/23/2022
| Ln,w(CI) | IIC | Rw(C,Ctr) | STC |
|---|---|---|---|
| 69(-3) | 41 | 47(-,-) | 47 |
| No. | Component | Material | Height | Width | Weight |
|---|---|---|---|---|---|
| 1 | Floorboards screwed | Wood | 0.94 in | -- | -- |
| 2 | Section wooden beams | Wood | 8.66 in | 6.3 in | -- |
| 3 | Sand | Sand | 3.15 in | -- | -- |
| 4 | Slide-in boards filled with fill | Wood | 0.94 in | -- | -- |
| 5 | Formwork with air | Wood | 0.71 in | -- | -- |
| 6 | Reed mats with clay plaster | Plaster | 0.79 in | -- | -- |
