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Oil Capitol Sheet Metal, Inc. is a member of S.P.I.D.A. The Spiral Duct Manufacturing Association. All of our Spiral Pipe & Fittings are fabricated to the latest SMACNA standards for 4" W.G.

Our high-production equipment and experienced work force can provide a wide range of Round Pipe & Fittings at a substantial savings.

Spiral Pipe can be Round or Oval in shape. Industrial round duct & fittings can be fabricated up through 1/4" plate in steel, stainless steel, or aluminum.

Spiral Pipe can be fabricated in Galvanized, Galvaneal, Aluminum, or Stainless Steel. Spiracoustic board and Dual-Wall is also available by special order.

Spiral Pipe can be furnished as Crimped, Raw, Angle Rings, Flanged, or Spiralmate.

Select from one of our categories below.

Spiral Pipe

Reducers

Die Stamped Elbows

Gored Elbows

Tees

End Caps

Blast Gates

Connectors

Special Orders