Version supported on a special frame on the inlet side, and on a bearing pedestal on the opposite side.  The standard version is supplied with both inlet and outlet flanges.  Reinforced ball bearings are mounted on cast iron pillow blocks, with grease points, outside the airflow, to allow use at higher temperatures.
Available from the size 315 up to the size 1000.  
The standard fan can be easily converted for installation with orientation 0°, 90° or 270°, as defined in ISO 13349.
