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Lumber

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

Contributors in Lumber

Lumber

roof pitch

Building materials; Lumber

The slope of a roof expressed in feet rise per foot of run. Example: A pitch of 7/12 means that the roof raises 7 feet for every 12 feet of run.

roof sheathing

Building materials; Lumber

The sheets or boards for sheathing over rafters. Also called roof decking, roof underlayment.

roofing cement

Building materials; Lumber

A pliable asphalt or plastic based compound used as an adhesive and to seal flashings, minor leaks, etc.

rotary cut

Building materials; Lumber

A term used to describe a continuous sheet of veneer peeled from a log by turning it against a stationary knife.

rough opening

Building materials; Lumber

The openings in walls and partitions for doors and windows as formed by the framing members.

quarter sawn

Building materials; Lumber

A term used to describe a piece of wood that has been cut from a log with growth rings between 60 and 90 degrees to the faces of the board.

rabbeted

Building materials; Lumber

A process by which a square channel is routed out of the corner of a board to affect a tightly sealed corner with another board.

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