In construction there are so many terms that can be confusing so we decided to create a glossary to help our visitors understand what we mean by these terms. We hope you enjoy it. Please leave a comment below if this helped you! Thanks!

Water-Repellent Preservative

  • A liquid applied to wood to give the wood water repellent

Water Table

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

Water Tap

  • The connection point where the home water line connects to the main municipal water


  • An abbreviation for water closet (toilet).


  • Work on a building exterior in order to reduce energy consumption for heating or
    cooling. Work involving adding insulation, installing storm windows and doors, caulking cracks
    and putting on weather-stripping.


  • Narrow sections of thin metal or other material installed to prevent the infiltration
    of air and moisture around windows and doors.

Weep Holes

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

Whole House Fan

  • A fan designed to move air through and out of a home and normally installed
    in the ceiling.

Wind Bracing

  • 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.

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; 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.


  • 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 doors.


  • A “Y” shaped plumbing fitting.

Yard of concrete

  • One cubic yard of concrete is 3′ X 3′ X 3′ in volume, or 27 cubic feet. One
    cubic yard of concrete will pour 80 square feet of 3 ½” sidewalk or basement/garage floor.


  • The location where a home’s water meter is sometimes installed between two copper
    pipes, and located in the water meter pit in the yard.