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Column Formers / Case Liners

Dust Collection / Pneumatic Conveying

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Round Ducting

Oval Ducting

Round Spiral Welded



column formers/ casting liners/ void forming tubes

 Roladuct Column Formers, Pipe Liners and Void Forming Tubes are designed for maximum strength to weight ratio.

Column Formers


  • Lightweight, high strength
  • Need little support
  • High grade coated steel
  • Easily installed and stripped
  • Manufactured to lengths up to a maximum of 12 metres
  • Size range 100mm to 2500mm
  • Oval sizing- refer to oval chart

Casing Liners


  • Lightweight, high strength
  • Available in either lockseam or spiral welded up to 5mm thickness
  • Size range 100mm to 2500mm
  • Manufactured to any transportable length

Void Forming Tubes


  • Increased bridge spans leading to saving building costs
  • Lightweight high strength tubes
  • Easy handling and installation


Roladuct is now the supplier of Duraduct.

Click button for more technical information

Selection Charts - Round & Oval Fittings -   Round & Oval Connection Methods Friction Charts

  Roladuct operates Australia wide 

For more information email us at one of our offices

Email Victoria    Email New South Wales    Email Queensland  

Roladuct Spiral Tubing Pty Ltd  
PO Box 41, Kemps Creek NSW 2178  

Roladuct © 2010