Quarry Tile
A man-made or machine-made clay tile used to finish a floor or wall. Generally 6" X 6" X 1/4" thick. A large clay tile used for finished flooring.
PVC or CPVC
Poly Vinyl Chloride-A type of white or light gray plastic pipe sometimes used for water supply lines and waste pipe.
Pump mix
Special concrete that will be used in a concrete pump. Generally, the mix has smaller rock aggregate than regular mix.
Proportional Limit
The upper limit at which stress is proportional to strain.
Punch list
A list of discrepancies that need to be corrected by the contractor.
Quarry
An open excavation in the earth from which building stone is removed.
Punch out
- To inspect and make a discrepancy list.
Purlin
Horizontal member in a roof supporting common rafters, such as at the break in a gambrel roof. Also, horizontal structural member perpendicular to main beams in a flat roof.
Putty
A type of dough used in sealing glass in the sash, filling small holes and crevices in wood, and for similar purposes.
Property survey
A survey to determine the boundaries of your property. The cost depends on the complexity of the survey.
Raceway
An enclosed channel designed to carry wires and cables.
R-Value
The numerical value used to indicate the resistance to the flow of heat.
Radiant heating
A method of heating, usually consisting of a forced hot water system with pipes placed in the floor, wall, or ceiling. Also electrically heated panels.
Radiant Heat
Heat transferred by radiation.
Rabbet-
A rectangular longitudinal groove cut in the corner edge of a board or plank.
R factor or value
A measure of a materials resistance to the passage of heat. New home walls are usually insulated with 6" of batt insulation with an R value of R-21, and a ceiling insulation of R-49.
Racking
Forcing out of plumb of structural components, usually by wind, seismic stress or thermal expansion or contraction.
R Value
- A measure of insulation. A measure of a materials resistance to the passage of heat. The higher the R value, the more insulating "power" it has. For example, typical new home's walls are usually insulated with 6" of batt insulation with an R value of R-21, and a ceiling insulation of R-49.
Quarter round
A small trim molding that has the cross section of a quarter circle.
Quartersawing
Sawing lumber so the hard annual rings are nearly perpendicular to the surface.