Learn about the features and components of the outdoor fan assembly and D-shaped shaft. Designed to improve performance and efficiency while decreasing maintenance and installation costs, the industry’s first beltless direct-drive vane axial fan for rooftop units is just one of many technological advances that prove that not all rooftop units are created equal. Other enhancements include a new control board and coil technology, permanently lubricated motor bearings, tool-less filter access doors and more – all available on this multi-efficiency offering.
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