Class 1a, per the maker

The maker says: Smart Range (Modular) Imported expandable homes CLASS 1A APPROVED ... Signature Range (Modular) Factory-built in Australia CLASS 1A APPROVED Ask for the Class 1a statement and engineering for this exact home before you pay a deposit. Here's the full list.

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Modular home · Class 1a, per maker

Cabin 36 (Signature, Australian made)

by Homes and Granny Flats (HGF)

$180,000 ask what's included

Maker	Homes and Granny Flats (HGF), Wetherill Park, NSW (Gold Coast office at Stapylton, QLD)
Size	36.37 m² · 1 bed
Price	from $180,000 Read from the maker's page on 15 Oct 2026
What they say about approval	Smart Range (Modular) Imported expandable homes CLASS 1A APPROVED ... Signature Range (Modular) Factory-built in Australia CLASS 1A APPROVED source
Structural warranty	Our Portable Expander Homes are backed by a 3-Year Structural Warranty source
Frame	Steel Frame 92 x 38mm, 0.75mm thick source
Cladding	Façade Wall Type - Colour: Colorbond Nail Strip Cladding ... James Hardie Scyon Axon Cladding source
Delivery and install	Installation for 20ft Portable Expanders +$7,000 Installed source
Where they deliver	Available along the Australian Eastern Seaboard. For all other states, explore Portable Homes. source
Display home or yard	SYDNEY - DISPLAY VILLAGE 22-24 Redfern Street Wetherill Park NSW 2164 source

Why it stands out

Maker installs it
Starting prices published for every modular and expander design
Signature modular homes made in an Australian factory, 34 m² to 150 m²
Portable expanders available in all states, with a 3-year structural warranty
Good for: Comparing modular, imported expander and portable options in one range

What it costs on your block

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"Get it checked" starts with the certifier's planning report for your block, before you buy anything. The installed price is an estimate, not a quote.