The energy required to operate buildings in the United States is the largest sector of energy use, representing about 40% of U.S. energy demand. Measuring building performance can help facility staff better manage this energy use. The focus of this best practices guide is on monitoring strategies and techniques that can be utilized by building professionals looking to reduce energy use and optimize performance of their facilities.
This guide includes measurement approaches for a variety of building systems including lighting, HVAC, indoor air quality, and plug loads, in addition to methods for quantifying savings.


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