Lumber

Lumber

Timber after it has been sawed and split into planks or other smaller components that can be used as building material.

Industry: Building materials

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Lumber

Floor truss

Building materials; Lumber

May be used instead of regular joists or I-Joists, floor trusses are generally placed on wider centers, are deeper and more expensive than other joists. Designed to allow utilities (plumbing, ...

Flue

Building materials; Lumber

A pipe or other channel that carries off smoke and combustion gases to the outside air.

Frost line

Building materials; Lumber

The depth to which the ground freezes below the surface. This varies from region to region and determines how deep footings must be.

Frieze board

Building materials; Lumber

A horizontal trim piece installed at the top of the exterior wall, covering the joint between the soffit and the exterior wall. The frieze board is often ornately decorated.

Framing lumber

Building materials; Lumber

Includes the grades intended for structural applications in both conventional and pre-engineered framing systems.

Footing

Building materials; Lumber

Base upon which the structure will stand; it rests on the soil. A footing ultimately supports all of the weight of the structure. It is a structural part.