Vapor barrier

(redirected from Vapour barrior)

vapor barrier

[′vā·pər ‚bar·ē·ər]
(civil engineering)
A layer of material applied to the inner (warm) surface of a concrete wall or floor to prevent absorption and condensation of moisture.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

Vapor barrier

Airtight skin of polyethylene of aluminum that prevents moisture from warm damp air in a building from passing into a colder space, causing condensation.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved

vapor barrier

vapor barrier
SeeVapor retarder.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.