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Quality Duct Supply (QDS) provides high quality ductwork fabrication and supply of all rectangular and round HVAC ductwork, fittings and accessories to mechanical HVAC contractors throughout Michigan—and beyond. With over 90,000 ft of manufacturing space, QDS has the capacity to tackle smaller industry requests but can also handle the demands of large scale projects. QDS provides complete job fulfillment from designing your product in our advanced BIM/CAD 3-D modeling department, to fabrication and on-time delivery.


90,000 ft

Manufacturing Space

80+ years

of exceptional service and knowledge

Full line of manufacturing capabilities done on-site and to your specifications

Serving the Commercial, Healthcare, Institutional, and Industrial industries

CAD and BIM 3D modeling



Single Wall Sheet Metal Ductwork
Industrial Welded Ductwork
Double Wall Sheet Metal Ductwork
Spiral Pipe and Fitting Fabrication
 Curbs and Curb Adapters

It’s not often that you find such a reliable fabricator who can provide and go beyond the standard. I truly appreciate the timely deliveries and also fulfilling all the extra requests for additional items we needed.

— Rick Crooker, Griffin Inc.

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