The HDF EC range of roof fans have a square connection with a horizontal discharge pattern.
The combination of a high quality external rotor motor and backward curved impeller ensures high performance and safe operation.
They are manufactured from black polyester coated galvanised sheet metal for superior corrosion resistance. The speed controllable motors have sealed for life ball bearings.
HDF EC roof units have a swing out design for easy cleaning and maintenance and have an IP54 rating.