Greenheck New Direct Drive Plenum Fan

Greenheck New Direct Drive Plenum Fan

No fan shaft bearings or belts to maintain, eliminating the cost and maintenance associated with traditional belt drive plenum fans. Learn more about Greenheck Model APD.

Greenheck Plenum Fans are designed and engineered to provide superior performance and reliability in commercial or industrial air handling and pressurized plenum applications. The primary benefits of housed and unhoused plenum fans are compact sizes, flexibility to supply multiple air take-offs, and the economical price.


Greenheck’s new Model APD plenum fan features a direct drive fan with the wheel connected to the motor shaft. With no fan Plenum Fanshaft bearings or belts to maintain, Model APD eliminates the cost and maintenance associated with traditional belt drive plenum fans. Ideal for array applications in air handler retrofits or when pressurizing a plenum room, Model APD’s compact size and smaller footprint make installations easy. When combined with a VFD, air volumes can easily be matched to changing building requirements or overcome increased pressures from dirty filters. Model APD offers an operating range up to 18,000 cfm and external static pressure up to 10 in. wg. Constructed from a formed and bolted galvanized steel frame with a welded and coated 7-bladed, backward-curved steel wheel, Model APD is an excellent option as a stand-alone single fan or in parallel fan array applications.

Greenheck is the worldwide leader in manufacturing and distributing air movement, conditioning and control equipment. Please contact us to learn more.