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Spiral Ducting Systems

Product Description

Duraduct, the market leader of Spiral Formed Ducting throughout  Australia, is Quality endorsed maintaining ISO 9002 International Quality Assurance Systems. We offer a full range of round or oval ducting, manufactured with a helical 4 ply pittsburg locked seam.

Diameters range from 75mm to 5000mm and wall thickness from 0.5mm to 3.0mm, in galvabond, mild steel, stainless steel, or aluminium, with many different corrugation profiles available.

We can offer manufacture, supply and installation of complete  ductwork systems, or if preferred, ducting and fittings with all  accessories to your design requirements can be supplied to any location in Australia.

 

Typical Applications

  • Air Conditioning Ducts
  • Dust and Fume Control
  • Pneumatic Conveying
  • Flue Stacks
  • Mine and Tunnel Ventilation
  • Downpipes
  • Concrete Formers or Voids
  • Foundation Pile Liners
  • Road Culverts
  • Half Circle Drainage Troughs
  • Perforated Sub – soil Drainage
  • Builders Rubbish Chutes
  • Architectural Display
  • Anti Climb Barriers
  • Note:

    Fittings are available as Standard one gauge heavier than duct or in any other thickness required, spot welded and sealed, or fully  welded.

 

Round Fittings

STM Duraduct produce a comprehensive range of complimentary fittings. They are quality controlled and accurately factory produced to match our ducting.

Some systems are quite complex, it is in these cases that our skilled staff are willing to share their expertise with you, to help solve your piping requirements.

Round fittings and accessories are quality controlled factory  produced to dimensions matching all diameters of Duraduct spiral tubing. Joints can be either spot welded and sealed or fully welded, to suit your requirements.

Joining to straight sections can be made by standard M or F slip joint or by use of flanges, which we can supply ready fitted to each part.

Gauges available: 0.5 to 4.0mm (heavier if required)

Materials available: Galvabond, Mild Steel, Stainless Steel, Aluminium.

Duroval Fittings

Duraduct oval duct has exactly the same construction and advantages  of out round machine made 4 ply lockseam spiral duct, as oval is  initially made from round tube and is sized in our ovaliser machine to exacting tolerances. We offer gauges up to 1.2mm.

The flat oval has increased duct strength over rectangular duct, with less flat surface it offers lower air and friction losses plus reduced vibration.

Available in Galvabond Steel only.

Available in Plain, Double Corrugated, Perforated Insulated. Complete with all fittings to suit.

Typical variations of flat-oval duct with identical circumference that can be made by the same diameter circular tube.

Plain flat oval should be 2 gauges heavier than equivalent round – otherwise double corrugated should be specified.

Oval fittings and accessories are quality controlled, factory  produced with dimensions matched to fit all sizes of Duraduct Spiral  oval tubing. Joints can be either spot welded or fully welded, to suit your requirements.

Joining to straight sections can be made by standard M or F slip joint or by use of flanges, which we can supply ready fitted to each part.

Gauges available: 0.5mm to 1.2mm (heavier if required)

Materials available: Galvabond Steel