CONSTRUCTION DICTIONARY  

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VALLEY:
The inside angle formed by the meeting of two sloping sides of a roof.

VAPOR BARRIER:
Moisture resistant materials used to stop or slow the movement of moisture through a surface. Often applied on the inside face of exterior walls to prevent condensation forming in interior living areas.

VENEER:
Any kind of thin wood or brick finish which is attached to the exterior of an item, be it a wall or a piece of furniture.

VENT STACK:
A metal or plastic plumbing stack that projects through a roof to vent gases or air outside.

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