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Glossary Category:

Weatherhood

The hood or deflector on a vent opening that is intended to prevent rain water and undesired unconditioned air entry.

Weir

A barrier across a stream of liquid that is used to divert or measure flow per unit of time.

Whisker coils

Whisker coils refers to air conditioning coils where there are no flat plate fins but heat transfer is accelerated by whiskers of metal attached to a tube carrying the liquid used for heating or cooling.

Wolmanized

A trade name of a wood treatment process that renders wood resistant to rot and insect damage.

WRB

In construction terminology this is a common abbreviation for water resistant barrier.  Water resistant barrier can be designated as one of many materials or types of materials that prevent water penetration at the defined envelope building when combined with proper...