When you’re installing a non-metallic electrical cable, you must identify the sections of the cable: the outside sheath (the jacket) and the interior conductors. What seems to be colored “wire” is really a sheath that covers the copper wires within.
Drywall, often called sheetrock, stone, or wallboard installation is a critical step in the construction of a home. Drywall has made it faster and easier than ever before to lay down a solid foundation for painting or applying wallpaper.