Wafer Board - A manufactured wood panel made out of 1"- 2" wood chips and glue. Often used as a substitute for plywood in the exterior wall and roof sheathing.

Wall Out - When a painter pray paints the interior of a home.

Warping - Any distortion in a material.

Waste Pipe and Vent - Plumbing plastic pipe that carries waste water to the municipal sewage system.

Water Meter Pit (or vault) - The box /cast iron bonnet and concrete rings that contains the water meter.

Water-repellent Preservative - A liquid applied to wood to give the wood water repellant properties.

Water Table - The location of the underground water, and the vertical distance from the surface of the earth to this underground water.

Watt - A measure of the electrical requirement of an appliance calculated by multiplying the voltage times the amperage. For example: a 150 watt light bulb which uses 110 volt power needs a little less than 1 amp (110 volts X 1 amp= 110 watts).

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.

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

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

Wire Nut- A plastic device used to connect bare wires together.

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

Wrapped Drywall - Areas that get complete drywall covering, as in the doorway openings of bifold and bipass closet door.