CTK
Sound attenuating air transfer unit for large air flows
- For transfer air through walls or wall / ceiling
- Meets cross-talk requirements in standard buildings
- Large flow area up to 220 l/s
- Square hole
- Type approved sound attenuation material CLEANOLON® -AL
- Easy installation
- Standard colour White RAL 9003
- 5 alternative standard colours
- Other colours upon request
| CTK | CTM | ||||
|
Caurums piekaramajos griestos
|
l/s |
Caurums piekaramajos griestos
|
l/s | ||
|---|---|---|---|---|---|
| 10 Pa | 20 Pa | 10 Pa | 20 Pa | ||
| 150 | 43 | 60 | 300 x 150 | 28 | 40 |
| 200 | 78 | 110 | 500 x 150 | 71 | 100 |
| 300 | 155 | 220 | 800 x 200 | 142 | 200 |