Glossary

The following is a compilation of building energy-code related terms and acronyms used on the Building Energy Codes website and throughout the building construction industry.

Select a letter to navigate through the glossary:

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Crawlspace Wall

The opaque portion of a wall that encloses a crawlspace and is partially or totally below grade. A crawlspace wall component includes the opaque portion of a wall that encloses a crawlspace and is partially or totally below grade, as measured from the sill to the top of the footing.

Critical Demand Period

The period of peak electricity or natural gas demand, as defined by a utility tariff, that establishes annual system peak load. The critical demand period is different from typical demand periods as traditionally defined by utility tariffs.

CSA

Canadian Standards Association.

CTI

Cooling Tower Institute.

Current Transformers

An electrical device used to convert large currents to proportionally smaller currents based on a given ratio; typically used for metering.

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