BUILDING STANDARDS performance indicating that serious room for improvement is required . How does NABERS rate the performance of a building ? Over a long time period ( typically 12 months ) the organisation collects data from a range of variables , including energy or water bills , or waste audit . Specifically , the rating considers five key factors which comprise climatic conditions , hours of use , the level of building service provision , energy sources used , and the size and occupancy of the building . Furthermore , the program compares building performance with benchmarks that represent similar buildings in the same location .
For its varied user base , the accredited rating shows both what is working and what needs to be improved ;
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