Retrofit 1 public housing estate (4,633 m2)

{"_id":"cluster:sharing-cities-site-milan_refurbished-building-s-_retrofit-1-public-housing-estate-4-633-m2-","_rev":"1-f1f9dc1f376f8c1c6dbed86ddd7c66b0","document_type":"cluster","scis_id":"sharing-cities-site-milan_refurbished-building-s-_retrofit-1-public-housing-estate-4-633-m2-","cluster_type":"refurbished-building-s-","building_general":{"building_general_number_buildings":1,"building_general_number_monitored_buildings":1,"building_general_number_year_completion":2020},"building_general_technical":{"building_general_building_type":"residential","building_general_number_apartments":66,"building_general_number_inhabitants":210,"building_general_number_occupants":210,"building_general_total_gross_floor_area":4633,"old_building_general_total_heated_net_room_area":4438,"building_general_total_heated_net_room_area":4438},"new_building_interventions":{"high_performance_new_buildings":[{"key":"year_national_requirements","kpi_name":"Year - National Requirements","national_requirements":2017,"new_building_value":2017,"old_building_value":2017},{"key":"overall_average_htc_building","kpi_name":"overall average HTC of the building envelope surfaces","unit":"W\/(m\u00b2K)","old_building_value":1.8},{"key":"average_htc_roof","kpi_name":"average HTC roof ","unit":"W\/(m\u00b2K)","national_requirements":0.24,"new_building_value":0.162,"old_building_value":1.82},{"key":"average_htc_facade_walls","kpi_name":"average HTC facade\/external walls","unit":"W\/(m\u00b2K)","national_requirements":0.28,"new_building_value":0.126,"old_building_value":1.22},{"key":"average_htc_ground_floor","kpi_name":"average HTC ground floor","unit":"W\/(m\u00b2K)","national_requirements":0.29,"new_building_value":0.186,"old_building_value":1.66},{"key":"average_htc_windows","kpi_name":"average HTC windows (frame and pane)","unit":"W\/(m\u00b2K)","national_requirements":1.4,"new_building_value":1,"old_building_value":3.95},{"key":"average_energy_windows","kpi_name":"average energy transmittance of windows (g-value)","unit":"%","new_building_value":0.51,"old_building_value":0.85}],"ict":"Building Energy Management System"},"new_building_ec":{"renewable_energy_sources":[{"installed_sources":"photovoltaic","installed_electricity":21500,"renewable_energy_financial":{}},{"installed_sources":"solar thermal collectors","installed_heat":9000,"renewable_energy_financial":{}}],"old_detailed_ec":[],"detailed_ec":[{"technology":"boiler","ec_name":"Domestic gas - 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