Aluminium is often described as a green metal with a low lifecycle cost.
It is a lightweight, long-lasting, sturdy metal, that together with the requirements of minimal maintenance, is a metal unique in its traits. Withstanding the test of time and weather being corrosion resistant, as well as easily recycled to be used repeatedly, gives it an environmentally friendly advantage.
These unique properties of aluminium are substantial advantages compared to metals like steel or iron.