Greenheck Fan Corp.: Backward-Inclined Utility FanModel SWD direct drive, backward-inclined utility fan utilizes an ECM. Powered by a Vari-Green® motor, Model SWD achieves the performance of the Model SWB belt-drive centrifugal utility fan, including higher operating efficiencies and higher-pressure capabilities. It is available for variable-volume airflow applications without the need to change belts, the company said. Available in seven sizes (7-18) with capacities from 100-5,860 cfm and up to 2.5 inches wg, Model SWD is suitable for ducted exhaust, supply, and return applications typically found in commercial kitchens and fume hoods, said the company.

Greenheck Fan Corp.

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