US Duct Competitors

Nordfab introduced Quick-Fit® clamp-together ductwork in 1990. As well as being the originator, Nordfab is the industry leader, and one of the globally leading suppliers through our presence in Europe, the Americas, and Asia of industrial ducting for dust, mist, fume and smoke collection. Nordfab Quick-Fit® clamp-together ducting installs in half the time of traditional ducting and is adaptable to your existing ductwork. Quick-Fit is re-useable and can be taken apart for cleaning or to be reconfigured - without tools. Quick-Fit is available at all Nordfab locations. Please visit our website to see additional product offerings available from each our locations.

DuctSox® Corporation, headquartered in Dubuque, Iowa, is a manufacturer of custom engineered commercial and industrial air dispersion products for open ceiling architecture, critical environments, and underfloor applications. DuctSox is a proven leader in the HVAC industry with its products accepted within key industry organizations such as ASHRAE, Underwriters Laboratories (U.S. & Canada), International Code Council, and many building authorities throughout the world. DuctSox® Corporation is a subsidiary of Rite-Hite Holding Corporation, Milwaukee, WI.

We pioneered the manufacture and use of spiral duct and fittings for heating, ventilating, and air conditioning (HVAC) in the USA. Our extensive lines of duct system products are engineered for performance and economy and continue to set the standard for the industry. We are the country's leading manufacturer of commercial and industrial sheet metal ductwork supported by our nationwide Duct Express fulfillment service and network of sales engineering offices and manufacturing plants.