It is possible to define zero energy/emission buildings by various aspects.Energy consumption in operation phase of the buildings is the majority discussion in this field.EU s targets regarding climate change and energy for sustainable growth which were approved by European parliament include greenhouse gas emission reduction by 20%,increase in consuming of renewable energy resources by 20% and achieving 20% increase in energy efficiency for moving toward zero energy/emission buildings until 2020.The zero energy/emission buildings are gaining interest as renewable energy resources which help...