Oversized Steel Ductwork
We custom design, fabricate, test, and deliver round, square, and rectangular heavy-welded ductwork for multiple industrial applications.

We supply carbon steel fabricated and stainless steel fabricated duct to the various industrial markets for many different applications.
Custom carbon and stainless-steel fabrication for ductwork meets the exacting standards of the industrial process. Dixie Southern is an ASME accredited manufacturing facility with decades of experience fabricating, assembling, and inspecting heavy welded ductwork for industrial applications. At our 12 acre, 65,000 square foot manufacturing facility in West Central Florida, we have the capacity to fabricate your ductwork, no matter the dimensions or application.
- Carbon steel and stainless steel ductwork
- Round, square, or rectangular ductwork
- Oversize and overweight capabilities
- Rolled and welded ductwork

With decades of experience in heavy steel ductwork fabrication, our means and methods address vital fabrication areas, such as:
- Tolerances
- Weld Quality
- Insulation
- Finishing
Oversized Steel Ductwork Industries Served
We serve the exacting needs of facility operators, EPC contractors, general contractors, and OEMs in multiple industries.

Oil & Gas

Chemical Treatment

Food & Beverage Processing

Mining & Minerals

Agriculture

Power Generation

Water & Wastewater Treatment

Pulp & Paper

Waste Treatment
Certifications/Accreditations

Structural Facilities AISC Certified
Standard for Steel Building Structures with the Sophisticated Paint Endorsement P2

Plate/Vessel Facility ASME Accredited
S and U Stamp Fabrications

AWS Certified Welding Fabricator

National Fire Protection Association Member
Fireline V Certified

Field Services Division National Board Accredited
R Stamp for Repairs, Alterations, and Rerating of Pressure Retaining Items

UL Certified

Supply Chain Certification
