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Instrumentation was added (airflow velocity stations and dew point hygrometers) to the HRV system to permit improved quantification of the energy impact associated with ventilation.
Improved instrumentation to further lower the uncertainty of the AC energy measurements associated with the photovoltaic system was installed.
Instrumentation was added to allow full quantification of the heat losses associated with the water distribution system.
Instrumentation used to monitor the water usage of the virtual family was significantly improved.