L

Laminate

A product made by bonding together two or more layers of material to improve strength, stability, or appearance. Often used for countertops, flooring, and cabinetry.

Lath

A thin, narrow strip of wood used as a support for plaster, tiles, or other materials. Historically used in wall construction before the advent of modern drywall.

Lintel

A horizontal structural member placed over an opening, such as a door or window, which supports the load above it.

Load-Bearing Wall

A wall that supports the weight of the structure above it, including the roof and upper floors, and transfers that weight to the foundation.

Lock-Up Stage

A stage in construction when the building is fully enclosed, with doors and windows installed, making it secure from unauthorised access.

Loft

An upper storey or attic in a building, typically used for storage or additional living space.

Levelling

The process of ensuring that a surface is perfectly horizontal or vertical. Essential for accurate construction and installation.

Laminated Veneer Lumber (LVL)

An engineered wood product made by layering thin sheets of wood veneer and bonding them together with adhesives. Used for beams, headers, and other structural applications.

Life Cycle Cost

The total cost of owning, operating, maintaining, and disposing of a building or its components over its useful life. Important for assessing the long-term value of construction projects.

Licensed Builder

A builder who holds the necessary licences and certifications required by state or territory regulations to carry out construction work legally.

Light Gauge Steel

Thin steel sheets formed into shapes used as structural elements in construction, such as framing for walls and roofs.

Load Path

The route by which the loads (weights) from the building components are transferred to the foundation. A well-defined load path is crucial for structural stability.

Low-E Glass

Low-emissivity glass with a special coating designed to reduce heat transfer, improving energy efficiency in buildings.

Land Survey

The process of measuring and mapping out the land and its features to determine boundaries, topography, and other characteristics important for construction planning.

Lockset

The complete assembly of parts that make up the locking mechanism of a door, including the lock, handle, strike plate, and key.