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Glossary

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A I B I C I D I E I F I G I H I I I J I K I L I M I N

O I P I Q I R I S I T I U I V I W I X I Y I Z

 

LEED

An acronym for Leadership in Energy and Environmental Design. LEED is the title for a series of rating systems developed by the U.S. Green Building Council to evaluate environmental performance from a whole-building perspective over a structure's entire life cycle.

 

Life-cycle cost

The cost of purchasing, operating, maintaining, and disposing of a system, product, facility, or equipment over its expected useful life.

 

Luminance

The luminous intensity of a surface in a given direction.

I-P units: candelas per square foot and footlamberts

 

 

 

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