There are seven most commonly occurring roof types in Australia.
Saw tooth Roof – a roof that comprises of a series of ridges with either sides having a dual pitch.
Mansard Roof – has four sides like gambrel style hip roof characteristic by two slopes on each of its sides.
Gable Roof – is a triangular shaped portion of a wall between the edges of a dual pitched roof.
Dutch Gable Roof – a roof with a small gable at the top of a hip roof.
Skillion Roof – is a single sloping roof.
Dormer roof – is where a structural element of a building that protrudes from the plane of a sloping roof surface.