Product Description
Ostberg CK4A White CK 128 CFM Circular In-Line Duct Fan with Backward Curved Impeller and 4 inch Duct fr: Home Improvement. The fans must not be used for transporting grinding dust, soot or similar.Ostberg is one of the leading manufacturers of in-line duct fans with its head office and manufacturing facility based in Avesta Sweden. Ostberg 128 CFM Circular In-Line Duct Fan with Backward Curved Impeller and 4 inch Duct from the CK SeriesThe CK is an in-line centrifugal duct fan with high capacity and excellent reliability. The straight through radial fan is compact and very easy to install. It can cope with high pressure and long duct runs, whilst still operating at acceptable sound levels. The CK range of fans have casings manufactured from galvanized steel and are moisture resistant. They are approved for installation in humid or damp environments being rated IP44 when installed in a duct system. The fan speed can be controlled by voltage variation regulators. Several fans can be connected to the same controller providing the total rating of the controller is not exceeded. The motors are an external rotor type asynchrony motor. They have maintenance free sealed ball bearings and are protected from over heating by thermo contacts. All CA Ostberg fans are manufactured from the best quality components and prior to dispatch every fan is tested and the results are computer stored for future reference.
Shipping Weight: 6.4 pounds
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