| Lineup Blauberg VENTO Expert A50-1 S10 Pro | Air flow in ventilation mode, m³/h | Air flow in heat recovery mode, m³/h | Sound pressure level LpA at 3 m, dB(A) | Heat recovery efficiency, max, % | Humidity sensor | Maximum wall thickness, mm |
|---|---|---|---|---|---|---|
| 50 | 25 | 21 | 93 | Built-in | 490 | |
| 50 | 25 | 21 | 93 | Built-in | 490 |