The CRF EC range of roof fans have a circular flat weathering skirt and are easy to install.
The combination of a high quality external rotor EC motor and backward curved impeller ensures high performance and safe operation.
They are manufactured from polyester coated galvanised sheet metal for superior corrosion resistance. The speed controllable motors have sealed for life ball bearings.
CRF EC roof units have a swing out design for easy cleaning and maintenance and have an IP44 rating