DiamondSteel Frames© designs and manufactures custom steel frames for ceilings, external and internal walls, and sub-flooring. They are prefabricated and delivered as a convenient flat pack for quick and easy installation.
Our projects include standalone homes, modular homes and townhouses. Anywhere in New South Wales.




The Perfect Wrap
Add architectural flair with CrystalClad Interlock© modular panels for facades and external feature walls – available in an attractive range of popular colours. Choose CrystalClad WaveForm© (similar to Corro) for a rustic rural appearance. Continue the smooth stylish surfaces to the roof area with CrystalClad RidgeForm©.
50 Year Warranty
Our DiamondTough© G550 Light Gauge Steel is covered by our 50-Year Warranty. It is lightweight, moisture-mould-fire resistant and it won’t warp or bend. And, it is purple so that you know it is ours. Simply send your plans to our in-house Drafting Designers and together with our Engineering, Certification and Production teams we will custom design and manufacture frames to your requirements.