Circular duct fan OSTBERG CK
High quality, low sound levels, easy installation and well designed useful accessories are some of the hallmarks of the OSTBERG CK in-line circular duct fan. OSTBERG CK has a backward curved impeller, an external rotor motor and straight-through airflow. It’s compact, requires little space for installation and has a high capacity. The OSTBERG CK fan can cope with high pressure and long duct runs, whilst still operating with a low sound level. The fan speed can easily be controlled by voltage or variable frequency regulators. The OSTBERG CK is moisture resistant and is approved for installation in humid or damp environments. The fan casing is manufactured from pregalvanised steel and the motor has in-built protection. The OSTBERG CK can be installed in any position and is rate IP 44 when installed in a duct system.
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