The world's construction industry has always been considered an important economic sector, is an indispensable part of the national economy. In terms of energy consumption, not only in the world that even in Vietnam, the construction sector is one of the energy sector is very large. Most of the stages in the life cycle of buildings to energy needs. Therefore, in the present context, the energy savings in the building need to be taken into account at all stages of construction and use of buildings. According to data from developed countries, the total energy consumption of buildings accounts for 40% - 70% of total energy supply in urban areas. Because, from the design, construction, operation and use of the facility for production of building materials must consume energy [3].
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