/ Product catalogue / Centralized air handling units / Accessories for ventilation systems / Airflow regulators / RRV / RRV 500x250
| B | B1 | B2 | B3 | H | H1 | H2 | L |
|---|---|---|---|---|---|---|---|
| 500 | 520 | 540 | 640 | 250 | 270 | 290 | 170 |
