Electrical box, which can be, place in an opening in a drywall panel and fastened by tightening the screws, which secure, to the drywall, the clamps on the side of the box. Since it does not require fastening to a stud, it is excellent for remodeling. Boxes may be fastened in several ways. Sheet metal strips are folded by the screw, which makes them project out from the side of the box. They may also have heavier gauge sheet metal attached at right angles to the walls of the box with screws that draw the plates to the front of the box. Whichever type, screws force the metal projections against the back side of the wall covering, catching the wall covering between the metal projections on the front and sides of the box to hold it in place.
Cut-in brace
Meeting place where a section of an object is removed or notched to make room so that another object will fit flush against the surface of the first object. Studs or post fences are notched in this manner.
Cut-in-speed
The lowest wind speed at which a wind turbine begins producing usable power.
Cut-out-speed
The highest wind speed at which a wind turbine stops producing power.
Cutback
Bitumen thinned by solvents that is used in cold-process roofing adhesives, roof cements, and roof coatings.
Cutback asphalt
Asphalt which has cutterstock petroleum distillates added to keep it liquid when temperatures are lower than optimum.
Cutoff
(1) Road or passage that cuts across, shortening a distance. (2) The act of stopping steam, etc. from entering the cylinder of an engine. (3) Any device for cutting off the flow of a fluid, a connection, etc.
Cutout
The open area between shingle tabs. Also known as a "throat".
Cutter bar
(1) Holding device for a cutting tool in a machine. (2) The stationary blade against which moving blades pass, making a shearing action.
Cutterstock
Distillates of petroleum that are added to asphalt for keeping it liquid at lower temperatures.
