Motor parts: 1  back plate, center pole, front plate â these three parts are usually made of iron or a similar permeable material to form the magnet circuit with the magnet. The front plate and pole piece form the gap of the magnet circuit.
The cost to install drywall is about $1.50 per square foot. After material and labor are added in, the cost per panel can range from around $40.00 to $60.00. A typical 12x12 room, for example, will use 12 panels.
Standard, smooth drywall ceilings are the easiest to install as well as the most common and preferred type, appropriate for all rooms of a home. They also generally have the lowest installation costs, ranging from around $1.60-$2.13 per square foot of installation. The most prominent factor affecting drywall installation costs is the bulk of the materials, which require several workers to safely maneuver and hang. The thickness of the drywall is also a factor.