High quality main extractor fan manufactured by Systemair. These compact extractor units produce very little noise. Mounting brackets are included with all RVK fans.
Plastic casing (Polyamide with 15% glass fibre content).
Voltage controllable external rotor motors.
Radial impeller with backward curved blades.
Speed controllable via stepless thyristor or 5-step transformer.
Integrated thermal contacts in accordance with EN60335-2-80, with manual reset.