Galvanized rectangular duct, square-to-round transitions, elbows and spiral pipe staged on pallets in a fabrication shop

Duct fabrication for HVAC & mechanical contractors

Ductwork built to your takeoff.

Square, rectangular and spiral duct and fittings, fabricated in Lumberton, Mississippi, and delivered to your job in Mississippi, Louisiana and Alabama.

Send your takeoff Call (769) 250-8999
Rectangular & squareMains, branches, plenums
SpiralPipe, elbows, tees, reducers
FittingsTransitions, offsets, takeoffs
MS · LA · ALPickup or jobsite delivery

What we build

Your crew installs. We handle the sheet metal, from one odd transition for a changeout to a full duct package for a commercial job.

Rectangular radius elbow with turning vanes, offset, transitions, square-to-round, damper and end cap

Rectangular & square duct

Straight duct, radius and square elbows, offsets, transitions, square-to-rounds, takeoffs, end caps and plenums. Built with Pittsburgh seams and S & drive or TDC connections, following SMACNA practice.

Galvanized spiral duct pipe with spiral elbow, tee and reducer

Spiral pipe & fittings

Spiral duct with matching elbows, tees, laterals and reducers for exposed and concealed runs.

CNC plasma table cutting a duct fitting pattern from galvanized sheet

Custom fittings

Patterns cut on our CNC plasma table, so unusual fittings come out square and fit the first time.

How it works

Four steps from drawings to duct on your truck.

  1. 01

    Send the takeoff

    Mechanical sheets, a takeoff, a fitting list or a field sketch. Whatever you have.

  2. 02

    Get a price

    We price it by piece so your estimator can drop it straight into the bid.

  3. 03

    We fabricate

    Built to your dimensions, then labeled and bundled by system or floor.

  4. 04

    Pickup or delivery

    Grab it at the shop or we deliver it to your jobsite.

Flatbed truck loaded with rectangular duct and spiral pipe at a commercial construction site

Built for contractors who install

  • Commercial and mechanical contractors bidding duct packages
  • HVAC shops doing residential changeouts and new construction
  • Contractors who need fittings fast to keep a crew moving

Service area

We work with contractors across three states, with delivery to the job or pickup at the shop.

Mississippi

Hattiesburg, Gulfport, Biloxi, Jackson, Laurel, Meridian, Pascagoula, Picayune

Louisiana

New Orleans, Baton Rouge, Slidell, Hammond, Covington, Lafayette, Houma

Alabama

Mobile, Daphne, Fairhope, Foley, Montgomery, Dothan, Birmingham

Request a duct quote

Tell us about the job and attach drawings or a takeoff if you have them. We'll reply with pricing and lead time.

Call or text (769) 250-8999
Email quotes@southernductsystems.com

Shop: 1564 Little Black Creek Rd, Lumberton, MS 39455