Definition of the term Ridgeboards
Horizontal support at the ridge of a roof to which opposing rafters are attached.
Definition of the term Undercounter
A style of lavatory which is positioned under the cutout of the countertop.
Definition of the term Air Chamber
A vertical, air-filled pipe that prevents water hammer by absorbing pressure when water is shut off at a faucet or valve.
Definition of the term Column
In architecture
Definition of the term Fire Stop
A solid, tight closure of a concealed space, placed to prevent the spread of fire and smoke through such a space. In a frame wall, this will usually consist of…
Definition of the term Masonry
Stone, brick, concrete, hollow-tile, concrete block, gypsum block, or other similar building units or materials or a combination of the same, bonded together with mortar to form a wall, pier,…
Definition of the term Rigid Metal Conduit
This conduit resembles plumbing pipe, protecting wires from damage.
Definition of the term Underground Plumbing
The plumbing drain and waste lines that are installed beneath a basement floor.
Definition of the term Air Duct
Ducts usually made of sheet metal, that carry cooled or heated air to all rooms.
Definition of the term Combination Doors or Windows
Combination doors or windows are used over regular openings. They provide winter insulation and summer protection and often have self storing or removable glass and screen inserts. This eliminates the…