dead-air space


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dead-air space

[¦ded ′er ‚spās]
(building construction)
A sealed air space, such as in a hollow wall.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

dead-air space

Unventilated air space within a structure, as in a shaft, ceiling, or hollow wall.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.