Metal straps or wood blocks installed diagonally on the inside of a wall from bottom to top plate, to prevent the wall from twisting, racking, or falling over "domino" fashion.

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Welded-Wire Fabric

A form of steel reinforcing made from wire strands welded where they cross, forming a mesh.

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Weep holes

Small holes in storm window frames that allow moisture to escape.

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Wind Load

Any load on a building caused by pressure or suction developed by the wind.

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Window Wall

A type of metal curtain wall composed of metal framing members containing operable sash, fixed lights, ventilators, or opaque glass panels.

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Window sash

The operating or movable part of a window; the sash is made of window panes and their border.

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Winning

A term used to describe the mining of clay.

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Window frame

The stationary part of a window unit; window sash fits into the window frame.

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Wire nut

A plastic device used to connect bare wires together.

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Wood Preservative

Substance that is toxic to fungi, insects, borers, and other wood-destroying organisms.

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Wonderboard

A panel made out of concrete and fiberglass usually used as a ceramic tile backing material. Commonly used on bathtub decks.

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Wired Glass

Glass made with a wire grid embedded in it.

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Window buck

Square or rectangular box that is installed within a concrete foundation or block wall. A window will eventually be installed in this "buck" during the siding stage of construction

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Workability

(1) Describes the ease or difficulty with which concrete can be placed and worked into its final location.(2) In relation to mortar, the property of freshly mixed mortar that determines the ease and homogeneity with which it can be spread and finished.