You can also try COMFIE:
submenu=energy_simulation/pagename_menu=whole_building_analysis/pagename=subjects target="_blank">http://www.eere.energy.gov/buildings/tools_directory/software.cfm/ID=346/pagename_
submenu=energy_simulation/pagename_menu=whole_building_analysis/pagename=subjects
It can perform hourly simulations of buildings, in order to provide mechanical, energy and architectural
engineers or architects with accurate estimates of a building's energy needs and temperature profiles.