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Factory-direct expandable homes and transportable accommodation for Australian builders and landowners.

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Engineering Teardown

We publish every spec.
Most importers won't.

Ask any supplier for their tare weight, fire rating, steel gauge. Then compare to the numbers below.

Request Factory Quote
Double-Wing Expandable House — exterior view
⚙️

3.8-Tonne Chassis

3.8ttare weight

Full-galvanized Q235 steel. Main beams 100×100×2.5mm. Columns 150×150×2.5mm. Crane lifting points 6mm galvanized — zero frame deflection.

Cheap imports: 1.5mm thin-wall, under 2.5t ❌
🔥

Class A Fire Rating

75mmrock wool

75mm rock wool sandwich (Class A non-combustible) + 9mm bamboo-fibre interior + 16mm metal-clad exterior. Will not burn.

Cheap imports: 50mm flammable EPS foam ❌
⚡

12KW Pre-Wired

6mm²mains cable

20A RCD safety switch. Pre-wired: 6mm² mains, 4mm² AC, 2.5mm² GPO, 1.5mm² lighting. Electrician just connects to mains.

Cheap imports: single thin cable, no RCD ❌

Full specification

Every number, published

Standard configuration for the Premium Gable Roof Double-Wing Cabin. All dimensions are nominal. Custom configurations available on request.

Frame (Q235 Galvanized)

Top beam100×100×2.5mm
Bottom beam80×80×2.5mm
Columns150×150×2.5mm
Crane pts6mm galvanized
Wing frames40×80×2mm
Fold hinges3mm galvanized

Walls, Roof & Facade

Roof structurePitched gable roof truss + insulated panel
Exterior facadeCustom architectural finish (Timber, Farmhouse White, Black Brick, etc) over 16mm metal cladding
Wall insulation75mm rock wool sandwich (Class A)
Interior finish9mm bamboo-fibre board

Floor & Finish

Subfloor18mm fire-rated cement board
Finish floor2mm PVC wood-grain vinyl

Doors & Windows

Windows8× aluminium (930×1000mm)
Entry door1× thermal-break aluminium
Interior doors2× steel doors
Bathroom door1× frosted glass

Electrical (12KW) + Plumbing

Main switch20A RCD + LED ceiling lights
Wiring6mm² mains / 4mm² AC / 2.5mm² GPO
BathroomFull: shower, basin, toilet
KitchenRough-in with sink

Product summary

Premium Gable Roof Double-Wing Cabin

A 20ft steel-frame chassis that unfolds into a 40m² liveable space, topped with a dedicated gable roof structure. Available in 7 custom exterior cladding finishes. Eliminates flat-roof pooling issues while delivering a high-end residential aesthetic.

  • Dedicated gable roof truss system prevents water pooling
  • 7 bespoke architectural facade finishes to match local aesthetic
  • Folds to standard 20ft container for regular road freight
  • Factory-fitted with insulation, flooring, electrical, and plumbing
Expandable home deployment — wings open
~40m²
Unfolded living area
<4 hrs
On-site setup time
20ft
Folded freight profile
Direct
Factory-to-site supply

Next step

Satisfied with the specs? Let's talk numbers.

Send your project details — use case, location, quantity, and any customization — and we will send you a factory proposal with pricing and lead time.

Request Factory Quote