Lightweight framed walls to the external leaf wall and solid brick walls to the internal leaf. This provides high thermal mass walls internally to moderate internal temperatures.
A brick plinth runs around the perimeter of the building anchoring it to the site. This is only a 2 room deep building allowing for good cross ventilation. Spaces can be zoned for heating in winter.
It has 2 bedrooms, 2 bathrooms, a large study, lounge room, living, kitchen / dining, and carport.