Dimensions:
- Regulator 138x96x40
- External housing 100x96x28
Thermal and acoustic insulation pipe:
- Internal diameter 65 mm
- Length 150-680 mm
Hole diameter in the wall is 80-83 mm.
| Regulator position | Estimated air flow per hour at an outside temperature of 0 °C |
| Mark 1 | 2.85 m³ |
| Mark 2 | 5.7 m³ |
| Mark 3 | 8.55 m³ |
| Mark 4 | 11.4 m³ |
| Mark 5 | 14.25 m³ |
| Mark 6 | 17.1 m³ |
| Mark 7 | 19.95 m³ |
| Regulator position | Noise level |
| 0 | -35 dB |
| 7 | -25 dB |