How much heating and cooling does your home require? Good design comes into this as well as useful information about building materials and home construction.
These small model houses have detailed monitoring done 24/7 and are wired up so as to measure certain variables such as the environmental effects and the insulative properties.
It is only fairly recently that energy efficient housing has become mainstream. The positioning of the house and windows, insulation and wide shady eves are among some of the factors that go with energy efficiency .