Smoke exhaust roof unit 400°C/2h with motor outside of the airflow and horizontal discharge
RFV-P 28/1 4M F400/120Explanation:
RFV-P = Type of fan
28/1 = Size
4 = Number of poles
M = Type of motor (monophase), T = triphase
F400/120 = Suitable for smoke exhaust 400°C/120 min.