‘A giant blanket’: how better insulation lowers energy costs for you and the grid

Australian households are under immense financial pressure – and rising energy costs are a major reason why.

While policy makers and system planners have focused on ways to produce more energy – such as increasing renewables like solar – they’ve paid less attention to strategies to encourage people to save power.

House insulation – or large squares of bulky materials such as polystyrene and wool that are installed in roof…

© La Conversation - dimanche 5 juillet 2026