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Greenheck introduces the industry's first direct drive, backward-inclined utility fan to utilize an electronically commutated (EC) motor, Model SWD.

Powered by Greenheck's energy efficient Vari-Green® motor, Model SWD achieves the performance of Greenheck's Model SWB belt-drive centrifugal utility fan, including higher operating efficiencies and higher pressure capabilities, available for variable volume airflow applications without the need to change belts. Available in seven sizes (7 through 18) with capacities from 100 to 5860 cfm and up to 2.5 in. wg, Model SWD is suitable for ducted exhaust, supply and return-air applications typically found in commercial kitchens and fume hoods.


An Industry First - Direct Drive Utility Set

Industrial Grade Dampers

Project Profile – Midtown Global Market

Product Application Video - Warehouse

Did You Know? - Warehouses

Industrial Grade Dampers

Learn more

Greenheck industrial dampers are heavy-duty, flanged-style frame dampers with various blade styles and pressure classes designed to control airflow and provide shut-off in HVAC and industrial process control systems. Built under an ISO9001-2008 Quality Assurance Program, Greenheck industrial dampers offer heavy-duty options for air control, shut-off, balancing and isolation for higher pressures, temperatures and airflows than commercial grade dampers. Ideal for nuclear, tunnel, bio lab, and power generation applications, Greenheck's complete line of industrial dampers includes control, backdraft and pressure relief, UL rated smoke, tunnel transit, blast, tornado, and bubble tight dampers.

Greenheck, the worldwide leader in manufacturing and distributing air movement and control equipment, offers the most UL certified dampers and the largest selection of AMCA licensed dampers in the industry.

Project Profile

Midtown Global Market
Minneapolis, MN

To accommodate varying cooking demands within the Market, 19 Greenheck wall canopy kitchen hoods with Grease Grabber dual stage filtration systems were installed.

What's New

Product Applications

Find out about Ventilation Systems for Warehouses and Industrial Facilities.


Did You Know?


The average warehouse is 17,400 square feet and was built after 1980. Twenty-five percent of warehouses have been built since the 1990s and almost half have been constructed since 1980.


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Volume 5, Issue 5, November 12, 2013
©2013 Greenheck Fan Corporation
Greenheck • PO Box 410 • Schofield, WI 54476 • 715.359.6171