1 - rationalization in the consumption of electric power.
2 - Keep the building temperature appropriate for long without the need to operate the air conditioners for a long time.
3 - leads to the use of air conditioners with small capabilities, and thus reduce the cost of energy consumption and devices used.
4 - raise the level of comfort for building users.
5. Heat insulation works on the protection and safety of the building from changes in weather and weather fluctuations.
6 - reduces the thickness of the walls and ceilings necessary to reduce the transfer of heat inside the building.
7 - to provide the burden on power plants and distribution networks.