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Building materials
Any material used for or during the construction of buildings.
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Building materials > 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.
Sub-categories
- Brackets (31)
- Bricks (638)
- Cement (381)
- Concrete (2341)
- Finishing building materials (84)
- Lintel (25)
- Lumber (7432)
- Pipework and drainage (59)
- Sanitary ware (0)
- Stone (3339)
- Tiles (1692)
- Wire (328)
- Wood flooring (1493)