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rectangular hollows, geometric shapes

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Our range of rectangular hollows are perfectly suited for a variety of steel structures, residential construction and equipment manufacturing applications.

They boast a simple yet sturdy form that allows you to create durable, light and cost-effective structures. Our incredible range of aluminium extrusions has been designed to give customers a comprehensive selection of the materials they need for their project.

As Australia’s most trusted aluminium suppliers for over 75 years, Capral has a reputation for the design and manufacture of high quality aluminium extrusions for use in almost any application. In addition to our rectangular hollows, we also have a range of quality aluminium sheets and panels to help you get all the materials for your project in one place.


Aluminium rectangular hollows are the perfect tool for a wide range of industrial applications including the following:

  • Framework structures for buildings
  • Framework structures for machinery
  • Framework structures for vehicles
  • Bridge structures
  • Railings
For Information on Our Product Line

In addition to our selection of rectangular hollows, aluminium sheets and panels, we also provide aluminium scaffolds and a wide range of aluminium extrusions to suit residential, commercial and industry requirements. For more information on any of our products, contact us directly today.

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