Bathroom fan F100 stainless steel square with valve OK 100

Square bathroom fan with shut-off valve and stainless steel grille MMotors OK 100. Stainless steel bathroom fan with valve is suitable for long-term or intermittent operation in small rooms, bathrooms and toilets. The bathroom fan with a square stainless steel grille is designed for mounting on a wall, ceiling or suspended ceiling. It can be used as a heat exchanger between adjacent rooms.
The fan for the bathroom with a valve has a maximum flow rate of 100 cubic meters per hour.