Planning glossary
Conditioned area
Area inside the thermal and air-control boundary that is intentionally heated or cooled under a defined method.
Example
An attached garage may be inside the exterior wall outline but outside conditioned area.
Related concepts
Enclosure
The connected layers that separate indoor and outdoor conditions, including water, air, vapor, and thermal control decisions.
Read definitionGross area
Area measured to a stated outer boundary before selected exclusions; the exact boundary convention must be named.
Read definitionNet area
Gross area after specifically defined exclusions or subtractions.
Read definitionUse the term in context
Definition boundaryThis planning definition is not a substitute for the definition in an adopted code, standard, contract, manufacturer instruction, or professional document. Confirm the controlling meaning for the project.