| Lineup Vents TwinWall 60 | Maximum airflow, m³/h | Maximum airflow, CFM | Sound pressure level LpA at 3 m, dB(A) | Heat recovery efficiency, max, % | Preheater | Reheater | Humidity sensor | CO2 sensor |
|---|---|---|---|---|---|---|---|---|
| 80 | 55 | 34 | 90 |
|
|
Built-in | Optional | |
| 80 | 55 | 34 | 90 | Electric |
|
Built-in | Optional | |
| 80 | 55 | 34 | 90 | Electric | Electric | Built-in | Optional | |
| 80 | 55 | 34 | 76 |
|
|
Built-in | Optional | |
| 80 | 55 | 34 | 76 | Electric |
|
Built-in | Optional | |
| 80 | 55 | 34 | 76 | Electric | Electric | Built-in | Optional |