Word | Definition |
Laminated shingles | Shingles that have added dimensionality because of extra layers or tabs, giving a shake-like appearance. May also be called "architectural shingles" or "three-dimensional shingles." |
Laminating | Bonding together two or more layers of materials. |
Landing | A platform between flights of stairs or at the termination of a flight of stairs. Often used when stairs change direction. Normally no less than 3 ft. X 3 ft. square. |
Lap | To cover the surface of one shingle or roll with another. |
Latch | A beveled metal tongue operated by a spring-loaded knob or lever. The tongue's bevel lets you close the door and engage the locking mechanism, if any, without using a key. Contrasts with dead bolt. |
Lateral (electric, gas, telephone, sewer and water | The underground trench and related services (i.e., electric, gas, telephone, sewer and water lines) that will be buried within the trench. |
Lath | A building material of narrow wood, metal, gypsum, or insulating board that is fastened to the frame of a building to act as a base for plaster, shingles, or tiles. |
Lattice | An open framework of criss-crossed wood or metal strips that form regular, patterned spaces. |
Lead | A malleable metal once extensively used for flashings. |
Lean-To-Roof | The sloping roof of a building addition having its rafters or supports pitched against and supported by the adjoining wall of a building. |
Ledger (for a Structural Floor) | The wooden perimeter frame lumber member that bolts onto the face of a foundation wall and supports the wood structural floor. |
Ledger strip | A strip of lumber nailed along the bottom of the side of a girder on which joists rest. |
Leech field | A method used to treat/dispose of sewage in rural areas not accessible to a municipal sewer system. Sewage is permitted to be filtered and eventually discharged into a section of the lot called a leech field. |
Let-in brace | Nominal 1 inch-thick boards applied into notched studs diagonally. Also, an "L" shaped, long (@ 10') metal strap that are installed by the framer at the rough stage to give support to an exterior wall or wall corner. |
Level | True horizontal. Also a tool used to determine level. |
Level Payment Mortgage | A mortgage with identical monthly payments over the life of the loan. |
Lien | An encumbrance that usually makes real or personal property the security for payment of a debt or discharge of an obligation. |
Light | Space in a window sash for a single pane of glass. Also, a pane of glass. |
Limit switch | A safety control that automatically shuts off a furnace if it gets too hot. Most also control blower cycles |
Lineal foot | A unit of measure for lumber equal to 1 inch thick by 12 inches wide by 12 inches long. Examples: 1" x 12" x 16' = 16 board feet, 2" x 12" x 16' = 32 board feet. |
Lintel | A horizontal structural member that supports the load over an opening such as a door or window. |
Liquid-Applied Membrane | Generally applied to cast-in-place concrete surfaces in one or more coats to provide fully-adhered waterproof membranes which conform to all contours. |
Lite | Another term for a pane of glass. Sometimes spelled "light" in industry literature but spelled "lite" in this text to avoid confusion with light as in "visible light." |
Live Load | Loads produced by use and occupancy of the building or other structure and do not include construction or environmental loads such as wind load, snow load, ice load, rain load, seismic load, or dead load. |
Load bearing wall | Includes all exterior walls and any interior wall that is aligned above a support beam or girder. Normally, any wall that has a double horizontal top plate. |
Lookout | A short wood bracket or cantilever that supports an overhang portion of a roof. |
Louver | A vented opening into the home that has a series of horizontal slats and arranged to permit ventilation but to exclude rain, snow, light, insects, or other living creatures. |
Lumens | Unit of measure for total light output. The amount of light falling on a surface of one square foot. |
