vapor barrier
[/ˈveɪpər ˈbæriər/]
nounpl: vapor barriers
barreira de vapor
1. A material or layer used in construction to prevent the passage of water vapor through walls, ceilings, or floors, typically installed to control moisture and prevent condensation
The contractor installed a vapor barrier under the basement concrete to prevent moisture from rising.
O contratante instalou uma barreira de vapor sob o concreto do porão para evitar que a umidade subisse.
2. A protective film or membrane, usually made of polyethylene, foil, or kraft paper, applied to building materials to inhibit water vapor diffusion
A proper vapor barrier is essential in humid climates to avoid mold growth inside walls.
Uma barreira de vapor adequada é essencial em climas úmidos para evitar o crescimento de mofo dentro das paredes.
Vapor barriers are particularly important in Brazilian construction, especially in humid regions and coastal areas where moisture control is critical for building longevity. In the USA, vapor barriers are essential in both cold and humid climates. The proper installation of vapor barriers is governed by building codes and is considered a standard best practice in both countries' construction industries to prevent structural damage and mold issues.
Related Idioms & Phrases
vapor barrier installation
proper vapor barrier placement
vapor barrier failure
vapor barrier maintenance
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