Australian engineering-certified Class 1A steel-framed and steel-clad building with integrated flooring and skillion roof with eaves for flatpack delivery


  • Documentation for certified Class 1A (habitable) building kit with instructions for building
  • Integrated Truecore® floor-framing system – no slab needed (or anchor to existing slab)
  • Yellow-tongue flooring (standard) ready for your choice of interior floor coverings
  • Heavy-duty Truecore® wall frames (ask us about lintels and cross-bracing for openings)
  • Corrugated Colorbond® exterior wall cladding and wall sarking (add choice of insulation)
  • Low-profile skillion Zincalume® (standard) roof with Permastop fibreglass roof insulation
  • Guttering system ready for downpipe of your choice to stormwater, water tank, or garden
  • All flatpack building kit fixings and sealant with full parts list to check for complete delivery
  • Add your selected foundations, glazing, custom options, and any other construction extras

Dimensions: The finished building size is based on external wall measurements. Allow for 75mm frame thickness and your choice of internal lining. Building height from the existing ground level (including standard piers) can achieve <3m for exempt projects. Raked internal ceiling height approximately 2450mm to 2650mm. Skillion roof pitch 5 °. Eaves extension 450mm.

Delivery: Any auto-estimates for shipping are approximate and depend on your location and kit specifications. Your deposit amount will be finalised only when your shipping quote has been confirmed and accepted. Your flatpack building kit is delivered by crane truck (Hiab) to your site address and placed as near to your desired position as permissible within operational safety regulations. Once your delivery is unbundled, 1-2 people can easily move the kit components to another area for on-site assembly.

Payment:  50% deposit on final invoice to commence fabrication. 50% balance must be received prior to packing the kit for delivery to your site. Lead times in weeks can vary throughout the year and we will advise accordingly when preparing your order.

DIY builders and owner-builders

The engineering-certified Class 1A flatpack steel building kit is the ideal ‘blank canvas’ for quickly and economically constructing studios, offices, cabins, dormitories, granny flats, tiny houses, and even primary dwellings STCA. If you’ve got previous building experience and the right tools, you can get to the lock-up stage within days by using a flatpack steel building kit instead of timber-framed construction. You can also save many $$$ thousands by becoming an exempt DIY builder or acting as the owner-builder.

If you have any questions or need professional advice on tackling a DIY building project, becoming an owner-builder for an approved project, sorting approvals for your project, or getting help with your construction, just ask us.